Problem: Liam actually had $99 in twenties, tens and fives instead of $90. After spending $81 on a new video game, how much money in dollars does Liam have left now?

Claude-3 Opus:

I apologize for the confusion. Let's solve the problem with the updated information.

Given:
- Liam had $99 in twenties, tens, and fives.
- Liam spent $81 on a new video game.

To find out how much money Liam has left, we need to subtract the amount he spent from the total amount he had initially.

Money left = Total money - Money spent
Money left = $99 - $81
Money left = $18

Therefore, Liam has $18 left after buying the video game.

### Answer: 18

Expected answer: 18

Correct? Yes

Problem: After Maria spent 12 cents on bubblegum, she decided to save the rest of her money. If she manages to save exactly the same amount next week, how much will she have in total?

Claude-3 Opus:

Great! Let's continue from where we left off in the previous problem. We know that after spending 12 cents on bubblegum, Maria has 25 cents left.

Given:
- Maria has 25 cents left after spending 12 cents on bubblegum.
- She plans to save the same amount next week.

Now, let's calculate the total amount Maria will have after saving the same amount next week:

1. Amount saved this week:
   * Maria has 25 cents left, which she will save.

2. Amount saved next week:
   * Maria will save exactly the same amount next week, which is 25 cents.

3. Total amount saved:
   * Total = Amount saved this week + Amount saved next week
   * Total = 25 cents + 25 cents
   * Total = 50 cents

Therefore, if Maria manages to save exactly the same amount next week, she will have a total of 50 cents.

### Answer: 50 cents

Expected answer: 50

Correct? Yes

Problem: Maria initially had 37 cents in nickels. However, instead of spending 12 cents on bubblegum, what if she spent 28 cents on bubblegum instead? How much money would she have left then?

Claude-3 Opus:

Okay, let's solve this problem with the new information:

1. We know that Maria initially has 37 cents in nickels:
   * 1 nickel = 5 cents
   * 37 cents ÷ 5 cents per nickel = 7 remainder 2
   * So, Maria has 7 nickels and 2 cents left over.

2. Now, Maria spends 28 cents on bubblegum:
   * 28 cents = 5 nickels + 3 cents
   * Maria spends 5 nickels and 3 cents on bubblegum.

3. Let's calculate how much money Maria has left:
   * Initial amount: 7 nickels and 2 cents
   * Spent: 5 nickels and 3 cents
   * Remaining: 7 - 5 = 2 nickels, but she doesn't have enough cents to cover the 3 cents spent
   * So, she needs to use one more nickel to cover the 3 cents
   * Final remaining amount: 1 nickel and 4 cents (2 cents left over + 2 cents change from the nickel)
   * 1 nickel × 5 cents per nickel + 4 cents = 9 cents

Therefore, after spending 28 cents on bubblegum, Maria would have 9 cents left.

### Answer: 9 cents

Expected answer: 9

Correct? Yes

Problem: After Mario found the money, he remembered that he actually had $80, instead of $79. He had spent $3 on a snack and $72 on the game. How much money does Mario have left now?

Claude-3 Opus:

Okay, let's update the problem with the new information and solve it step by step:

1. Mario initially had $80, not $79.

2. He spent $3 on a snack.
   * Remaining money after buying the snack = $80 - $3 = $77

3. He then bought the video game which costs $72.
   * Remaining money after buying the video game = $77 - $72 = $5

Therefore, with the updated information, Mario has $5 left after buying the snack and the video game.

### Answer: $5

Expected answer: 5

Correct? Yes

Problem: If we reconsider the first part of our previous scenarios and suppose now that Josie initially had only 7 quarters in her piggy bank and her grandmother gave her 20 quarters instead of 27 for doing chores, how many quarters does Josie have now in total?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
* Josie initially has 7 quarters in her piggy bank.
* Her grandmother gives her 20 quarters for doing chores.

To find the total number of quarters Josie has now, we need to add the quarters she had initially and the quarters her grandmother gave her.

Initial quarters: 7
Additional quarters from grandmother: 20

Total quarters = Initial quarters + Additional quarters
Total quarters = 7 + 20 = 27

Therefore, with the updated information, Josie now has a total of 27 quarters in her piggy bank.

### Answer: 27

Expected answer: 27

Correct? Yes

Problem: After buying the toys, Lucas also decides to buy a board game that costs $20. What is the total amount Lucas needs to pay for the toys and the board game?

Claude-3 Opus:

Great! Let's solve this problem step by step using the information we already have.

Given:
- Lucas bought two toys, each costing $29.
- The total cost of the two toys is $58.
- Lucas also decides to buy a board game that costs $20.

Step 1: Calculate the total cost of the toys and the board game.
Total cost = Cost of the toys + Cost of the board game
Total cost = $58 + $20
Total cost = $78

Therefore, Lucas needs to pay a total of $78 for the toys and the board game.

### Answer: $78

Expected answer: 78

Correct? Yes

Problem: Lucas decides to return one of the $29 toys and exchange it for another toy that costs $8. How much does Lucas need to pay for the exchanged toy and the remaining $29 toy?

Claude-3 Opus:

Great! Let's solve this problem step by step. We'll use the information from the previous problem and the new information provided.

Given:
- Lucas originally bought two toys, each costing $29.
- He decides to return one of the $29 toys and exchange it for another toy that costs $8.

Step 1: Determine the cost of the remaining $29 toy.
Remaining toy cost = $29

Step 2: Calculate the cost of the exchanged toy.
Exchanged toy cost = $8

Step 3: Calculate the total cost of the exchanged toy and the remaining $29 toy.
Total cost = Remaining toy cost + Exchanged toy cost
Total cost = $29 + $8
Total cost = $37

Therefore, Lucas needs to pay $37 for the exchanged toy and the remaining $29 toy.

### Answer: $37

Expected answer: 37

Correct? Yes

Problem: Following up on the previous question: Marie had $19 saved from her allowance. She received $32 from her grandma as a birthday gift. She then earned an additional $14 from mowing a neighbor's lawn. She finds out that she needs to pay back her friend $32 she borrowed last week. After paying her friend, how much money does Marie have left?

Claude-3 Opus:

Let's organize the updated information we have:
* Marie had $19 saved from her allowance.
* She received $32 from her grandma as a birthday gift.
* She earned an additional $14 from mowing a neighbor's lawn.
* She needs to pay back her friend $32 that she borrowed last week.

First, let's calculate the total amount of money Marie had before paying her friend:

$19 (saved from allowance) + $32 (birthday gift from grandma) + $14 (earned from mowing lawn) = $19 + $32 + $14
<<19+32+14=65>>= $65

Now, we need to subtract the amount she needs to pay back her friend:

$65 (total money before paying back) - $32 (amount to pay back to her friend) = $65 - $32
<<65-32=33>>= $33

Therefore, after paying back her friend, Marie has $33 left.

### Answer: $33

Expected answer: 33

Correct? Yes

Problem: Here is the follow-up question based on the previous problem: Let's say Marie initially had $19 saved from her allowance and received $13 instead of $32 from her grandma as a birthday gift. She then earned an additional $14 from mowing a neighbor's lawn. After these changes, how much money does Marie now have in total?

Claude-3 Opus:

Okay, let's update the information based on the new question:
* Marie had $19 saved from her allowance.
* She received $13 from her grandma as a birthday gift (instead of $32).
* She earned an additional $14 from mowing a neighbor's lawn.

To find the total amount of money Marie has now, we need to add all these amounts together:

$19 (saved from allowance) + $13 (birthday gift from grandma) + $14 (earned from mowing lawn) = $19 + $13 + $14
<<19+13+14=46>>= $46

Therefore, with the updated information, Marie now has a total of $46.

### Answer: $46

Expected answer: 46

Correct? Yes

Problem: Suppose initially, Luke only found one dollar in his pocket and his dad gave him $27. How much money would Luke then have before buying the toy car?

Claude-3 Opus:

Okay, let's update the problem with the new information:
* Luke finds one dollar in his pocket
* Luke's dad gives him $27

We will calculate the total money Luke has before buying the toy car.

Money in Luke's pocket: $1
Money given by Luke's dad: $27

Total money Luke has = Money in pocket + Money from dad
Total money Luke has = $1 + $27
Total money Luke has = $28

### Answer: Before buying the toy car, Luke would have $28.

Expected answer: 28

Correct? Yes

Problem: Linda has 29 quarters in her piggy bank. She uses 12 quarters to buy a small toy. Later that day, her mother gives her an additional 9 quarters. Then, her father gives her 25 more quarters. How many quarters does Linda have now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Linda initially has 29 quarters in her piggy bank.

2. She uses 12 quarters to buy a small toy.
   * Remaining quarters after buying the toy = 29 - 12 = 17 quarters

3. Later that day, her mother gives her an additional 9 quarters.
   * Quarters added by her mother = 9
   * Total quarters after her mother's addition = 17 + 9 = 26 quarters

4. Then, her father gives her 25 more quarters.
   * Quarters added by her father = 25

5. Now, let's calculate the total number of quarters Linda has:
   * Total quarters = Total quarters after her mother's addition + Quarters added by her father
   * Total quarters = 26 + 25 = 51 quarters

Therefore, Linda now has 51 quarters.

### Answer: 51

Expected answer: 51

Correct? Yes

Problem: Linda initially had 29 quarters in her piggy bank. However, it turns out she miscounted and actually had 12 less than she initially thought. Then her dad gives her 80 quarters. How many quarters does Linda have now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Linda initially thought she had 29 quarters in her piggy bank.

2. However, she miscounted and actually had 12 less than she initially thought.
   * Actual number of quarters = Initial count - 12
   * Actual number of quarters = 29 - 12 = 17 quarters

3. Then, her dad gives her 80 quarters.
   * Quarters added by her dad = 80

4. Now, let's calculate the total number of quarters Linda has:
   * Total quarters = Actual number of quarters + Quarters added by her dad
   * Total quarters = 17 + 80 = 97 quarters

Therefore, Linda now has 97 quarters.

### Answer: 97

Expected answer: 97

Correct? Yes

Problem: After Marcos has counted the money he added to his piggy bank, he remembers he won $30 from a school contest. If he adds this also to his piggy bank, how much money will he have in total?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know that:
* Marcos had $61 in his piggy bank initially.
* He found $3 under his bed and added it to his piggy bank, making it $64.
* He won $30 from a school contest and wants to add it to his piggy bank.

To find the total amount of money Marcos will have in his piggy bank after adding the contest money, we need to add the $30 to the current amount in his piggy bank.

Current amount in piggy bank: $64
Contest money: $30

$64 (current amount) + $30 (contest money) = $94

So, after adding the contest money, Marcos will have a total of $94 in his piggy bank.

### Answer: $94

Expected answer: 94

Correct? Yes

Problem: If Marcos initially had $67 in his piggy bank instead of $61 and he still found $3 under his bed and added it, how much money would he have had in his piggy bank then?

Claude-3 Opus:

Okay, let's update the information based on the new scenario:
* Marcos had $67 in his piggy bank initially (instead of $61).
* He found $3 under his bed and added it to his piggy bank.

To find out how much money Marcos would have had in his piggy bank in this case, we need to add the amount he found to the updated initial amount.

$67 (updated initial amount) + $3 (amount found) = $70

Therefore, if Marcos initially had $67 in his piggy bank and added the $3 he found, he would have had $70 in his piggy bank.

### Answer: $70

Expected answer: 70

Correct? Yes

Problem: Suppose instead of spending $3 on a toy car, Tommy had spent $11 on a toy car. After spending $11 and receiving an additional $49 for chores, how much money would Tommy have now?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Tommy initially has $32 in his savings account.

2. He spends $11 on a toy car instead of $3.
   * After spending $11, Tommy has: $32 - $11 = $21

3. His parents give him an additional $49 for chores he did.
   * Tommy's new balance is: $21 + $49 = $70

Therefore, if Tommy had spent $11 on a toy car and received $49 from his parents, he would now have $70.

### Answer: $70

Expected answer: 70

Correct? Yes

Problem: Following the previous scenario, what if, instead of 75 quarters, Julia initially had 75 dollars. She spends 5 dollars on an ice cream treat. How many dollars does Julia have left after buying the ice cream?

Claude-3 Opus:

Great! Let's solve this problem step by step, using the new information:

1. Understand the given information:
   * Julia has 75 dollars.
   * She spends 5 dollars on an ice cream treat.

2. To find out how many dollars Julia has left, we need to subtract the amount she spent on the ice cream from the total amount of money she had:
   * Dollars left = Total dollars - Dollars spent on ice cream
   * Dollars left = 75 - 5
   * Dollars left = <<75-5=70>>70

Therefore, Julia has 70 dollars left after buying the ice cream treat.

### Answer: 70

Expected answer: 70

Correct? Yes

Problem: Let's consider a slight change to the previous scenario. Suppose initially Sophie had 24 quarters instead of 21 in her piggy bank, and her big brother still gave her an additional 4 quarters. How many quarters does Sophie have now in her piggy bank, given this new initial amount?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
- Sophie initially has 24 quarters in her piggy bank.
- Her big brother gives her 4 more quarters.

To find the total number of quarters Sophie has now, we need to add the number of quarters she had initially and the number of quarters her brother gave her.

Total quarters = Initial quarters + Additional quarters
Total quarters = 24 + 4
Total quarters = 28

Therefore, after receiving 4 more quarters from her big brother, Sophie now has 28 quarters in her piggy bank, given the new initial amount of 24 quarters.

### Answer: 28

Expected answer: 28

Correct? Yes

Problem: Ellie has 62 quarters saved in her piggy bank. Today, she took out 9 quarters to purchase a book at a garage sale. How many quarters are left now in Ellie's piggy bank? Afterwards, Ellie buys stationary items that cost 35 quarters. How many quarters does Ellie have left in her piggy bank now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Ellie initially has 62 quarters in her piggy bank.
   * She takes out 9 quarters to buy a book.
   * After buying the book, she buys stationary items that cost 35 quarters.

2. First, let's calculate how many quarters are left after buying the book:
   * Quarters left after buying the book = Initial number of quarters - Quarters taken out for the book
   * Quarters left after buying the book = 62 - 9
   * Quarters left after buying the book = <<62-9=53>>53

3. Now, let's calculate how many quarters are left after buying the stationary items:
   * Quarters left after buying stationary = Quarters left after buying the book - Quarters spent on stationary
   * Quarters left after buying stationary = 53 - 35
   * Quarters left after buying stationary = <<53-35=18>>18

Therefore, after buying the book and the stationary items, Ellie now has 18 quarters left in her piggy bank.

### Answer: 18

Expected answer: 18

Correct? Yes

Problem: Ellie originally had 74 quarters saved in her piggy bank. Later, she found out that she made a mistake counting and she actually had 9 quarters less than she thought she did. How many quarters does Ellie have in her piggy bank now, after correcting her counting mistake?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Ellie originally thought she had 74 quarters in her piggy bank.
   * She later found out that she made a mistake and actually had 9 quarters less than she thought.

2. To find out how many quarters Ellie actually has in her piggy bank, we need to subtract the number of quarters she miscounted from the number she originally thought she had.

3. Calculation:
   * Actual number of quarters = Original count - Miscounted quarters
   * Actual number of quarters = 74 - 9
   * Actual number of quarters = <<74-9=65>>65

Therefore, after correcting her counting mistake, Ellie actually has 65 quarters in her piggy bank.

### Answer: 65

Expected answer: 65

Correct? Yes

Problem: Lucy originally had 43 quarters before she went to the book fair, instead of 28. After buying a toy, how many quarters does she have left now?

Claude-3 Opus:

I apologize for the confusion in the previous problem. Let's solve this problem with the updated information:

1. Understand the given information:
   * Lucy had 43 quarters in her piggy bank before going to the book fair.
   * She used 15 quarters to buy a toy.

2. To find out how many quarters Lucy has left, we need to subtract the number of quarters she used from the total number of quarters she had initially:
   * Quarters left = Total quarters - Quarters used
   * Quarters left = 43 - 15
   * Quarters left = <<43-15=28>>28

Therefore, Lucy has 28 quarters left in her piggy bank after buying the toy at the book fair.

### Answer: 28

Expected answer: 28

Correct? Yes

Problem: Continuing from the previous scenario, Marcus decided to buy a brand new video game that costs $41 from his savings. How much money will Marcus have left in his savings account after he buys the video game?

Claude-3 Opus:

Great! Let's continue with the problem. We know that:
* Marcus had $76 in his savings account.
* He wants to buy a video game that costs $41.

To find out how much money Marcus will have left in his savings account after buying the video game, we need to subtract the cost of the video game from his current savings.

Money left = Current savings - Cost of the video game
Money left = $76 - $41
Money left = $76 - $41 = $35

So, after buying the video game, Marcus will have $35 left in his savings account.

### Answer: $35

Expected answer: 35

Correct? Yes

Problem: Continuing from the previous scenario with Marcus, what if Marcus only had $4 in his savings account to begin with instead of $47? How much money would Marcus have in total after receiving extra $29 from mowing his neighbor's lawn?

Claude-3 Opus:

Okay, let's update the information we have:
* Marcus has $4 in his savings account (instead of $47).
* He earns $29 by mowing his neighbor's lawn.
* He adds the $29 to his savings account.

To find the total amount of money Marcus has now, we need to add the money he had initially in his savings account to the money he earned from mowing the lawn.

Total money = Initial savings + Money earned from mowing the lawn
Total money = $4 + $29
Total money = $4 + $29 = $33

Therefore, with the updated initial savings of $4, Marcus would have a total of $33 in his savings account after receiving the extra $29 from mowing his neighbor's lawn.

### Answer: $33

Expected answer: 33

Correct? Yes

Problem: Ryan has 9 quarters in his piggy bank. He uses 3 quarters to buy a pencil from the school bookstore, leaving him with some remaining quarters. His sister gives him pennies and tells him he now has 35 quarters worth of coins in total. How many quarters' worth of pennies did Ryan's sister give him?

Claude-3 Opus:

Let's organize the information and solve the problem step by step:

1. Ryan initially has 9 quarters in his piggy bank.
2. He spends 3 quarters on a pencil, so he has 9 - 3 = 6 quarters left.
3. After his sister gives him some pennies, he has a total of 35 quarters worth of coins.

To find out how many quarters' worth of pennies Ryan's sister gave him, we need to:
1. Calculate the value of the quarters Ryan has after buying the pencil.
2. Subtract that value from the total value of coins he has after receiving the pennies.

Calculation:
* Ryan has 6 quarters left after buying the pencil.
* The total value of coins after receiving the pennies is equivalent to 35 quarters.
* Quarters' worth of pennies = Total value after pennies - Value of remaining quarters
* Quarters' worth of pennies = 35 - 6 = 29

Therefore, Ryan's sister gave him pennies worth 29 quarters.

### Answer: 29

Expected answer: 29

Correct? Yes

Problem: Ryan initially had 51 quarters in his piggy bank, instead of 9. He still uses 3 quarters to buy a pencil from the school bookstore. How many quarters does he have left in his piggy bank after his purchase in this scenario?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the given information:
   * Ryan has 51 quarters in his piggy bank.
   * He uses 3 quarters to buy a pencil.

2. To find out how many quarters Ryan has left, we need to subtract the number of quarters he used from the total number of quarters he had initially:
   * Quarters left = Initial number of quarters - Quarters used
   * Quarters left = 51 - 3
   * Quarters left = 48

Therefore, after buying the pencil, Ryan has 48 quarters left in his piggy bank.

### Answer: 48

Expected answer: 48

Correct? Yes

Problem: Samantha has $80 in her bank account. Her grandpa gives her an additional $6 as a birthday gift. She then decides to spend $35 on a new book she wanted to buy. How much money does she have left after buying the book?

Claude-3 Opus:

Let's organize the information we have:
* Samantha has $80 in her bank account.
* Her grandpa gives her an additional $6 as a birthday gift.
* She spends $35 on a new book.

First, let's calculate how much money Samantha had after receiving the birthday gift:
$80 (in bank account) + $6 (birthday gift) = $86

Now, we need to subtract the amount she spent on the book from the total money she had:
$86 (total money) - $35 (spent on the book) = $51

Therefore, after buying the book, Samantha has $51 left.

### Answer: $51

Expected answer: 51

Correct? Yes

Problem: Samantha initially had $88 in her bank account instead of $80. Her grandpa still gives her an additional $6 as a birthday gift. How much money does she have now after receiving the money from her grandpa?

Claude-3 Opus:

I apologize for the confusion. Let me solve the problem with the updated information.

Given:
* Samantha has $88 in her bank account.
* Her grandpa gives her an additional $6 as a birthday gift.

To calculate Samantha's total money after receiving the gift, we need to add the money in her bank account and the birthday gift.

$88 (in bank account) + $6 (birthday gift) = $94

So, after receiving the $6 birthday gift from her grandpa, Samantha now has a total of $94.

### Answer: $94

Expected answer: 94

Correct? Yes

Problem: After spending on the vending machine, John finds an additional 84 quarters near a fountain. How many quarters does he have in total after picking up the additional quarters?

Claude-3 Opus:

Great! Let's continue from where we left off and solve this problem step by step.

Given:
- After spending 26 quarters on the vending machine, John had 8 quarters left.
- He then finds an additional 84 quarters near a fountain.

Step 1: Calculate the total number of quarters John has after picking up the additional quarters.
Total quarters = Quarters left after vending machine + Additional quarters found
Total quarters = 8 + 84 = 92

So, after picking up the additional 84 quarters near the fountain, John now has a total of 92 quarters.

### Answer: 92

Expected answer: 92

Correct? Yes

Problem: Instead of 26 quarters, consider that John originally had 93 quarters. After using the same amount of quarters in the vending machine, how many quarters does he have left?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the given information:
   * John has 93 quarters in total.
   * He uses 26 quarters to buy a drink from a vending machine.

2. To find out how many quarters John has left, we need to subtract the number of quarters he used from the total number of quarters he had:
   * Quarters left = Total quarters - Quarters used
   * Quarters left = 93 - 26
   * Quarters left = 67

Therefore, John has 67 quarters left after purchasing the drink from the vending machine.

### Answer: 67

Expected answer: 67

Correct? Yes

Problem: After giving to charity, Benjamin's parents surprised him by adding $20 to his piggy bank as a reward for his generous act. How much money does Benjamin have in his piggy bank now?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know that:
* Benjamin had $13 left in his piggy bank after giving money to charity.
* His parents added $20 to his piggy bank as a reward.

To find out how much money Benjamin has in his piggy bank now, we need to add the amount his parents gave him to the amount he had left.

Calculation:
* Current money in piggy bank = Money left after giving to charity + Money added by parents
* Current money in piggy bank = $13 + $20 = $33

Therefore, Benjamin now has $33 in his piggy bank.

### Answer: $33

Expected answer: 33

Correct? Yes

Problem: If Benjamin originally had $87 in his piggy bank, but he decided to donate $36 to a local charity instead of $74, how much money would he have left in his piggy bank?

Claude-3 Opus:

Let's update the information based on the new scenario:
* Benjamin had $87 saved in his piggy bank.
* He decided to give $36 to a local charity (instead of $74).

To find out how much money Benjamin has left in his piggy bank, we need to subtract the new amount he gave to charity from the amount he had saved.

Calculation:
* Money left = Money saved - Money given to charity
* Money left = $87 - $36 = $51

Therefore, if Benjamin donated $36 to the local charity instead of $74, he would have $51 left in his piggy bank.

### Answer: $51

Expected answer: 51

Correct? Yes

Problem: Martin is saving for a bicycle that costs $92. He already spent $3 of his savings on an ice cream bar. After that, he found a board game he really liked that costs $62 and decided to buy it. How much money should he have left now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * The bicycle costs $92.
   * Martin initially had $92 in his savings.
   * He spent $3 on an ice cream bar.
   * He then bought a board game that costs $62.

2. Calculate the remaining money after buying the ice cream bar:
   * Remaining money after ice cream = Initial savings - Money spent on ice cream
   * Remaining money after ice cream = $92 - $3
   * Remaining money after ice cream = $89

3. Calculate the remaining money after buying the board game:
   * Remaining money after board game = Remaining money after ice cream - Money spent on board game
   * Remaining money after board game = $89 - $62
   * Remaining money after board game = $27

Therefore, Martin should have $27 left in his savings now.

### Answer: $27

Expected answer: 27

Correct? Yes

Problem: Now, imagine Martin initially had $68. He still spent $3 on the same ice cream bar. How much money should he have left now?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the given information:
   * The bicycle costs $92.
   * Martin initially had $68 in his savings.
   * He spent $3 on an ice cream bar.

2. Calculate the remaining money in Martin's savings:
   * Remaining money = Initial savings - Money spent on ice cream
   * Remaining money = $68 - $3
   * Remaining money = $65

Therefore, with the updated initial savings of $68, Martin should have $65 left after spending $3 on the ice cream bar.

### Answer: $65

Expected answer: 65

Correct? Yes

Problem: Suppose Lori originally had $87 saved in her piggy bank instead of $58. After buying the same book, how much money would she have left in her piggy bank?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
* Lori originally had $87 saved in her piggy bank.
* The book she wants to buy still costs $17.

To find out how much money Lori will have left after buying the book, we need to subtract the cost of the book from her total savings.

Money left = Total savings - Cost of the book
Money left = $87 - $17
Money left = $70

Therefore, if Lori originally had $87 in her piggy bank, she would have $70 left after buying the book.

### Answer: $70

Expected answer: 70

Correct? Yes

Problem: After buying the toy, Andrew heads home and checks his piggy bank. He finds out he already had saved up 45 pennies. Now that Andrew added the remaining pennies from his toy transaction into his piggy bank, how many pennies does he have in his piggy bank in total?

Claude-3 Opus:

Great! Let's solve this problem step by step using the information we have:

1. Understand the given information:
   * Andrew had 3 pennies left after buying the toy.
   * He already had 45 pennies saved in his piggy bank.
   * He adds the remaining pennies from the toy transaction into his piggy bank.

2. To find out the total number of pennies in Andrew's piggy bank, we need to add the pennies he already had saved and the pennies he added from the toy transaction:
   * Total pennies in piggy bank = Pennies already saved + Pennies added from the transaction
   * Total pennies in piggy bank = 45 + 3
   * Total pennies in piggy bank = 48

Therefore, after adding the remaining pennies from the toy transaction, Andrew now has a total of 48 pennies in his piggy bank.

### Answer: 48

Expected answer: 48

Correct? Yes

Problem: Instead of 20 pennies, what if Andrew originally had 61 pennies before he purchased the toy? After buying the small toy for 17 pennies, how many pennies would Andrew have left?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
- Andrew originally had 61 pennies.
- He used 17 pennies to buy a small toy from his friend.

To find out how many pennies Andrew has left, we need to subtract the number of pennies he used from the total number of pennies he had:

Pennies left = Total pennies - Pennies used
Pennies left = 61 - 17
Pennies left = 44

So, if Andrew originally had 61 pennies before purchasing the toy for 17 pennies, he would have 44 pennies left.

### Answer: 44

Expected answer: 44

Correct? Yes

Problem: John has $73 in his piggy bank. His mom gives him $14 for doing his chores. How much money does John have in total after receiving the money from his mom? He uses some of this money to buy a new video game that costs $63. How much money does John have left after buying the video game?

Claude-3 Opus:

Let's organize the information we have:
* John has $73 in his piggy bank.
* His mom gives him $14 for doing his chores.
* He buys a new video game that costs $63.

First, let's calculate the total amount of money John has after receiving the money from his mom:
$73 (money in piggy bank) + $14 (money from mom) = $73 + $14 = $87

Now, let's calculate how much money John has left after buying the video game:
$87 (total money) - $63 (cost of video game) = $87 - $63 = $24

Therefore, John has $24 left after buying the video game.

### Answer: $24

Expected answer: 24

Correct? Yes

Problem: John initially had $70 in his piggy bank instead of $73. His mom still gives him $14 for doing his chores. How much money does John have in total after receiving the money from his mom?

Claude-3 Opus:

I apologize for the confusion. Let's solve the problem with the updated information.

Given:
* John has $70 in his piggy bank.
* His mom gives him $14 for doing his chores.

To find the total amount of money John has after receiving the money from his mom, we need to add the money in his piggy bank and the money he received from his mom.

$70 (money in piggy bank) + $14 (money from mom) = $70 + $14 = $84

Therefore, after receiving the money from his mom, John has a total of $84.

### Answer: $84

Expected answer: 84

Correct? Yes

Problem: After spending his money on the bike accessory, Eddie has $26 left. His aunt gives him an additional $6 to congratulate him, but then decides to give him $5 more, making him happier. Now, how much money does Eddie have in total after receiving the additional $5 from his aunt?

Claude-3 Opus:

Let's organize the updated information:
* Eddie had $94 before buying the bike accessory
* After buying the accessory, he has $26 left
* His aunt gives him an additional $6 to congratulate him
* His aunt then decides to give him $5 more

To find the total amount of money Eddie has now, we need to add the money he has left after buying the accessory and the additional money from his aunt:

$26 (remaining money) + $6 (additional money from aunt) + $5 (extra money from aunt) = $26 + $6 + $5 = $37

Therefore, Eddie now has a total of $37 after receiving the additional $5 from his aunt.

### Answer: $37

Expected answer: 37

Correct? Yes

Problem: Following up from the previous problem, Samantha decides to buy a toy that cost 34 quarters from her total savings. How many quarters will she have left after buying the toy?

Claude-3 Opus:

Great! Let's continue from the previous problem. We know that:
* Samantha has a total of 85 quarters in her piggy bank.
* She decides to buy a toy that costs 34 quarters.

To find out how many quarters Samantha will have left after buying the toy, we need to subtract the cost of the toy from her total savings.

Total quarters = 85
Cost of the toy = 34
Remaining quarters = Total quarters - Cost of the toy
Remaining quarters = 85 - 34 = <<85-34=51>>51

So, after buying the toy, Samantha will have 51 quarters left in her piggy bank.

### Answer: 51

Expected answer: 51

Correct? Yes

Problem: Suppose originally Samantha had 38 quarters instead of 48 in her piggy bank before she received the gift of 37 more quarters. Now how many quarters does Samantha have in total?

Claude-3 Opus:

Let's update the information based on the new scenario:
* Samantha initially has 38 quarters in her piggy bank.
* On her birthday, she receives 37 more quarters.

To find the total number of quarters Samantha has now, we need to add the number of quarters she had initially and the number of quarters she received on her birthday.

Initial quarters = 38
Birthday quarters = 37
Total quarters = Initial quarters + Birthday quarters
Total quarters = 38 + 37 = <<38+37=75>>75

Therefore, with the updated initial amount of 38 quarters, Samantha now has a total of 75 quarters in her piggy bank.

### Answer: 75

Expected answer: 75

Correct? Yes

Problem: After buying the lego set, Mike sees a pack of marbles that costs $1. If he buys the marbles after purchasing the lego set, how much money from his original $99 would he have left then?

Claude-3 Opus:

Great! Let's solve this problem step by step using the information we already have.

Given:
* Mike initially had $99.
* He bought a toy lego set for $30.
* After buying the lego set, he has $69 left.
* The pack of marbles costs $1.

Now, let's calculate how much money Mike will have left if he buys the marbles after purchasing the lego set:

Money left after buying marbles = Money left after buying lego set - Cost of marbles
Money left after buying marbles = $69 - $1
Money left after buying marbles = $68

So, if Mike buys the pack of marbles after purchasing the lego set, he will have $68 left from his original $99.

### Answer: $68

Expected answer: 68

Correct? Yes

Problem: Emily has 37 quarters in her piggy bank. She decides to use 22 quarters to buy a toy. How many quarters will she have left in her piggy bank after buying the toy? If she doubles the amount of quarters left, how many quarters will she have then?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Emily has 37 quarters in her piggy bank.
   * She uses 22 quarters to buy a toy.

2. To find out how many quarters Emily will have left, we need to subtract the number of quarters she uses from the total number of quarters she has:
   * Quarters left = Total quarters - Quarters used
   * Quarters left = 37 - 22
   * Quarters left = 15

3. Now, if Emily doubles the amount of quarters left:
   * Doubled quarters = Quarters left × 2
   * Doubled quarters = 15 × 2
   * Doubled quarters = 30

Therefore, after buying the toy, Emily will have 15 quarters left in her piggy bank. If she doubles that amount, she will have 30 quarters.

### Answer: 30

Expected answer: 30

Correct? Yes

Problem: Let's consider the previous scenario where Emily had 37 quarters in her piggy bank. She decided to use 22 quarters to buy a toy. But what if Emily had originally only had 31 quarters in her piggy bank before buying the toy? How many quarters will she have left in her piggy bank after buying the toy with 22 quarters?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the new given information:
   * Emily has 31 quarters in her piggy bank.
   * She uses 22 quarters to buy a toy.

2. To find out how many quarters Emily will have left, we need to subtract the number of quarters she uses from the total number of quarters she has:
   * Quarters left = Total quarters - Quarters used
   * Quarters left = 31 - 22
   * Quarters left = 9

Therefore, if Emily had originally only had 31 quarters in her piggy bank before buying the toy with 22 quarters, she will have 9 quarters left in her piggy bank after the purchase.

### Answer: 9

Expected answer: 9

Correct? Yes

Problem: From the previous problem, James received some change after buying a candy bar. Later that day, his mom gives him an extra 74¢ to spend at the toy machine at the local store. How many cents does James have in total now?

Claude-3 Opus:

Let's organize the information we have:
* From the previous problem, James received 8¢ in change after buying a candy bar.
* Later that day, his mom gives him an extra 74¢ to spend at the toy machine.

To find the total amount of money James has now, we need to add the change he received from the candy shop and the money his mom gave him:

* Total money = Change from candy shop + Money from mom
* Total money = 8¢ + 74¢
* Total money = 82¢

So, James now has a total of 82¢.

### Answer: 82¢

Expected answer: 82

Correct? Yes

Problem: After spending some cents on a candy bar, later in the day, James's mother gives him a 30¢ piece to buy ice cream. But the ice cream cost only 5¢. How much change should James receive back from the ice cream vendor?

Claude-3 Opus:

Let's organize the information and solve the problem step by step:

1. Understand the given information:
   * James's mother gives him a 30¢ piece to buy ice cream.
   * The ice cream costs 5¢.

2. To find the change James should receive, we need to subtract the cost of the ice cream from the amount James's mother gave him:
   * Change = Amount given - Cost of the ice cream
   * Change = 30¢ - 5¢
   * Change = 25¢

Therefore, James should receive 25¢ in change from the ice cream vendor.

### Answer: 25¢

Expected answer: 25

Correct? Yes

Problem: Gary's mom realizes she made an error and actually gave him 86 quarters instead of the 31 quarters. After subtracting the 23 quarters he spent on the toy car, how many quarters does Gary now have remaining?

Claude-3 Opus:

Okay, let's update the problem with the new information:

1. Understand the updated information:
   * Gary actually has 86 quarters in his piggy bank (instead of 31).
   * He still uses 23 quarters to buy a toy car.

2. To find out how many quarters Gary has left, we need to subtract the number of quarters he used from the updated total number of quarters he had:
   * Quarters left = Updated total quarters - Quarters used
   * Quarters left = 86 - 23
   * Quarters left = <<86-23=63>>63

Therefore, after buying the toy car, Gary now has 63 quarters left in his piggy bank.

### Answer: 63

Expected answer: 63

Correct? Yes

Problem: Suppose, instead of having $36 initially, Melissa had $76 saved up from her chores. Then she receives $15 from her grandfather as a birthday gift. How much money does Melissa have in total in this scenario?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
* Melissa has saved $76 from doing chores.
* Her grandfather gives her $15 as a birthday gift.

To find the total amount of money Melissa has, we need to add the money she saved from chores and the birthday gift from her grandfather.

Total money = Money saved from chores + Birthday gift money
Total money = $76 + $15
Total money = $91

Therefore, in this scenario, Melissa has a total of $91.

### Answer: $91

Expected answer: 91

Correct? Yes

Problem: After buying the toy car, Jerry notices a toy airplane he also wants. The toy airplane costs 26 quarters. If Jerry buys the toy airplane as well, how many quarters will he have left?

Claude-3 Opus:

Great! Let's continue from where we left off in the previous problem.

Given:
- After buying the toy car, Jerry has 30 quarters left.
- The toy airplane costs 26 quarters.

To find out how many quarters Jerry will have left after buying both the toy car and the toy airplane, we need to subtract the cost of the toy airplane from the remaining quarters.

Quarters left after buying the toy airplane = Remaining quarters - Cost of the toy airplane
Quarters left after buying the toy airplane = 30 - 26
Quarters left after buying the toy airplane = 4

Therefore, if Jerry buys both the toy car and the toy airplane, he will have 4 quarters left.

### Answer: 4

Expected answer: 4

Correct? Yes

Problem: Suppose that Jerry initially had 67 quarters instead of 39. If he bought that same toy car costing 9 quarters, how many quarters would he have left?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
- Jerry initially has 67 quarters.
- The toy car costs 9 quarters.

To find the number of quarters Jerry will have left after buying the toy car, we need to subtract the cost of the toy car from his initial number of quarters.

Quarters left = Initial quarters - Cost of the toy car
Quarters left = 67 - 9
Quarters left = 58

Therefore, if Jerry initially had 67 quarters and bought the toy car costing 9 quarters, he would have 58 quarters left.

### Answer: 58

Expected answer: 58

Correct? Yes

Problem: Suppose Richard originally had $74 from his part-time job instead of $47. After buying the guitar pick for $13, how much money would Richard have left in this scenario?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
* Richard originally had $74 from his part-time job.
* He bought a guitar pick that cost $13.

To find out how much money Richard would have left after buying the guitar pick, we need to subtract the cost of the guitar pick from his original savings.

Money left = Original savings - Cost of guitar pick
Money left = $74 - $13
Money left = $61

Therefore, if Richard originally had $74 from his part-time job, he would have $61 left after buying the guitar pick for $13.

### Answer: $61

Expected answer: 61

Correct? Yes

Problem: After buying the game, Sam received $74 for his birthday. How much money does he have in total after adding his birthday money to what was left in his piggy bank from buying the game?

Claude-3 Opus:

Great! Let's continue from where we left off and solve this problem step by step.

Given:
- After buying the game, Sam has $24 left in his piggy bank.
- Sam received $74 for his birthday.

To find the total amount of money Sam has now, we need to add the money he has in his piggy bank to the birthday money he received.

Step 1: Add the money left in the piggy bank to the birthday money.
Total money = Money left in piggy bank + Birthday money
Total money = $24 + $74
Total money = $98

Therefore, after adding his birthday money to what was left in his piggy bank, Sam now has a total of $98.

### Answer: $98

Expected answer: 98

Correct? Yes

Problem: Suppose instead of $50, Sam originally had $79 in his piggy bank, and he still decides to buy the same game that costs $26. How much money will he now have left in his piggy bank after he buys the game?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the new given information:
   * Sam has $79 in his piggy bank.
   * The game he wants to buy still costs $26.

2. To find out how much money Sam will have left, we need to subtract the cost of the game from the amount he has in his piggy bank:
   * Money left = Money in piggy bank - Cost of the game
   * Money left = $79 - $26
   * Money left = $53

Therefore, after buying the game, Sam will now have $53 left in his piggy bank.

### Answer: $53

Expected answer: 53

Correct? Yes

Problem: Patrick has $87 in his wallet. He buys a new book that costs $85. After buying the book, his aunt gives him another $14 as a gift. How much money does Patrick have now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Patrick initially has $87 in his wallet.
   * He buys a book that costs $85.
   * After buying the book, his aunt gives him $14 as a gift.

2. Calculate the remaining money after buying the book:
   * Remaining money after purchase = Money in wallet - Cost of the book
   * Remaining money after purchase = $87 - $85
   * Remaining money after purchase = $2

3. Add the gift money from his aunt to the remaining money:
   * Total money now = Remaining money after purchase + Gift money
   * Total money now = $2 + $14
   * Total money now = $16

Therefore, after buying the book and receiving the gift from his aunt, Patrick now has $16.

### Answer: $16

Expected answer: 16

Correct? Yes

Problem: Continuing from the previous problem, what if Patrick originally had $87 in his wallet, but the book he bought only cost $41. How much money would he have left after buying the book in this case?

Claude-3 Opus:

Great! Let's solve this problem using the same approach as before, but with the updated information.

Given:
- Patrick has $87 in his wallet.
- The book he wants to buy now costs $41.

Step 1: Calculate the remaining money after buying the book.
Remaining money = Money in wallet - Cost of the book
Remaining money = $87 - $41
Remaining money = $46

So, if the book Patrick bought cost $41, he would have $46 left in his wallet after making the purchase.

### Answer: $46

Expected answer: 46

Correct? Yes

Problem: After purchasing the video game, Sam decides to save the remaining money for some future purchases. If he saves the same amount of money again next month, how much money will he have saved in total?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know that Sam has $36 left after purchasing the video game, and he wants to save the same amount next month.

Given:
- Sam has $36 left after buying the video game.
- He wants to save the same amount next month.

Step 1: Calculate the total amount Sam will save by adding his current savings to the amount he plans to save next month.
Total savings = Current savings + Next month's savings
Total savings = $36 + $36 = $72

Therefore, if Sam saves the same amount of money next month, he will have a total of $72 saved.

### Answer: $72

Expected answer: 72

Correct? Yes

Problem: After reflecting on his spending habits, Sam decided to limit his spending next month and only bought a video game that cost him $41 instead of spending $62 like last month. How much money did he have left from his $98 allowance now?

Claude-3 Opus:

Let's solve this problem step by step. We know that Sam has $98 and he bought a video game that cost him $41 this month.

Given:
- Sam has $98.
- The video game costs $41.

Step 1: Subtract the cost of the video game from Sam's initial amount.
Money left = Initial amount - Cost of the video game
Money left = $98 - $41 = $57

Therefore, after purchasing the video game for $41, Sam has $57 left from his $98 allowance.

### Answer: $57

Expected answer: 57

Correct? Yes

Problem: Amy's brother Tony gives her 12 more pennies to add to her piggy bank. How many pennies does Amy have in her piggy bank now, after receiving the additional pennies from Tony?

Claude-3 Opus:

Let's continue from the previous problem and solve this step by step:

1. Understand the given information:
   * Amy had 67 pennies in her piggy bank after buying the gumball.
   * Tony gives Amy 12 more pennies to add to her piggy bank.

2. To find out how many pennies Amy has now, we need to add the number of pennies Tony gave her to the number of pennies she already had in her piggy bank.

3. Calculation:
   * Total pennies = Pennies in the piggy bank + Pennies given by Tony
   * Total pennies = 67 + 12
   * Total pennies = <<67+12=79>>79

Therefore, after receiving the additional 12 pennies from her brother Tony, Amy now has 79 pennies in her piggy bank.

### Answer: 79

Expected answer: 79

Correct? Yes

Problem: Instead of starting with 74 pennies in her piggy bank, suppose Amy only had 71 pennies before she bought the gumball. How many pennies does Amy have left in her piggy bank after buying the gumball if that's the case?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the new given information:
   * Amy has 71 pennies in her piggy bank.
   * She takes out 7 pennies to buy a gumball.

2. To find out how many pennies Amy has left, we need to subtract the number of pennies she took out from the total number of pennies she had initially.

3. Calculation:
   * Pennies left = Initial number of pennies - Pennies taken out
   * Pennies left = 71 - 7
   * Pennies left = <<71-7=64>>64

Therefore, if Amy started with 71 pennies in her piggy bank, she would have 64 pennies left after buying the gumball.

### Answer: 64

Expected answer: 64

Correct? Yes

Problem: Let's revise the original problem by saying that Sam initially had 59 quarters instead of 58. Now, with the additional 24 quarters he received for his birthday, how many quarters would Sam have in total?

Claude-3 Opus:

Okay, let's revise the problem with the new information:
* Sam initially had 59 quarters saved from the change his parents give him each week.
* He received an additional 24 quarters for his birthday.

To find the total number of quarters Sam has now, we need to add the number of quarters he had initially and the number of quarters he received for his birthday.

Total quarters = Initial quarters + Birthday quarters
Total quarters = 59 + 24 = <<59+24=83>>83

Therefore, with the revised initial amount of 59 quarters, Sam now has 83 quarters in total after receiving 24 more quarters for his birthday.

### Answer: 83

Expected answer: 83

Correct? Yes

Problem: Suppose Jeff originally found 41 quarters instead of 17 on the ground. His friend still gave him 14 quarters. How many quarters in total did Jeff end up with on that day?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the updated information:
   * Jeff found 41 quarters on the ground (instead of 17).
   * His friend still gave him 14 more quarters on the same day.

2. To find the total number of quarters Jeff ended up with, we need to add the quarters he found and the quarters his friend gave him:
   * Total quarters = Quarters found + Quarters given by his friend
   * Total quarters = 41 + 14
   * Total quarters = 55

Therefore, with the updated information, Jeff ended up with a total of 55 quarters on that day.

### Answer: 55

Expected answer: 55

Correct? Yes

Problem: Lucas takes his 4 pennies to the store and wants to buy a candy bar. The candy bar costs 61 cents. How many more cents does Lucas need to buy the candy bar?

Claude-3 Opus:

Let's solve this problem step by step:

1. Lucas has 4 pennies, which is equal to 4 cents.
2. The candy bar costs 61 cents.
3. To find out how many more cents Lucas needs, we need to subtract the amount he has from the cost of the candy bar.

Additional cents needed = Cost of candy bar - Amount Lucas has
Additional cents needed = 61 - 4 = <<61-4=57>>57

Therefore, Lucas needs 57 more cents to buy the candy bar.

### Answer: 57

Expected answer: 57

Correct? Yes

Problem: Originally, Lucas found 7 pennies at the park instead of 2. If he still had his original 2 pennies in his pocket, how many pennies does Lucas have now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Lucas initially has 2 pennies in his pocket.
2. He finds 7 pennies on the ground at the park.
3. To find the total number of pennies Lucas has now, we need to add the pennies he had in his pocket with the pennies he found.

Total pennies = Pennies in pocket + Pennies found
Total pennies = 2 + 7 = <<2+7=9>>9

Therefore, Lucas now has 9 pennies.

### Answer: 9

Expected answer: 9

Correct? Yes

Problem: Continuing the previous problem, after getting his money for chores, Tom finds $3 in his coat pocket that he forgot he had. How much money does Tom have now?

Claude-3 Opus:

Great! Let's continue from where we left off in the previous problem.

Given:
- Tom had $44 after spending money on lunch and receiving money from his mom for chores.
- He found an additional $3 in his coat pocket.

To find out how much money Tom has now, we need to add the $3 he found to his current amount.

Tom's current money = $44 + $3 = $47

Therefore, after finding the additional $3 in his coat pocket, Tom now has a total of $47.

### Answer: $47

Expected answer: 47

Correct? Yes

Problem: In the previous scenario with Tom, let's suppose he initially had $82 instead of $50 in his wallet. After spending $13 on lunch and receiving $7 from his mom, how much money would he have then?

Claude-3 Opus:

Great! Let's solve this problem using the same steps as before, but with the updated initial amount of money Tom had in his wallet.

Given:
- Tom initially has $82 in his wallet.
- He spends $13 on lunch.
- His mom gives him $7 for helping with chores.

Step 1: Calculate the amount of money Tom has after spending $13 on lunch.
$82 - $13 = $69

Step 2: Calculate the total amount of money Tom has after receiving $7 from his mom.
$69 + $7 = $76

Therefore, if Tom initially had $82 in his wallet, after spending $13 on lunch and receiving $7 from his mom, he would have $76.

### Answer: $76

Expected answer: 76

Correct? Yes

Problem: John saves $76 from his part-time job. His uncle gives him an additional $21 as a birthday gift. After that, John decides to buy a video game that costs $26. How much money does John have left after purchasing the video game?

Claude-3 Opus:

Let's organize the information we have:
* John saves $76 from his part-time job
* His uncle gives him an additional $21 as a birthday gift
* John buys a video game that costs $26

To find out how much money John has left after purchasing the video game, we need to:
1. Add the money he saved from his job and the money his uncle gave him to find the total money he had before buying the game.
2. Subtract the cost of the video game from the total money he had.

Step 1: Calculate the total money John had before buying the game
* Money saved from job: $76
* Money received as birthday gift: $21
* Total money before purchase = $76 + $21 = $97

Step 2: Subtract the cost of the video game from the total money
* Total money before purchase: $97
* Cost of the video game: $26
* Money left after purchase = $97 - $26 = $71

Therefore, John has $71 left after purchasing the video game.

### Answer: $71

Expected answer: 71

Correct? Yes

Problem: Instead of $76, let's say John initially saves $54 from his part-time job. His uncle still gives him an additional $21 as a birthday gift. How much money does John have now in total?

Claude-3 Opus:

Okay, let's update the information:
* John saves $54 from his part-time job (instead of $76)
* His uncle still gives him an additional $21 as a birthday gift

To find out how much money John has in total, we need to add the money he saved from his job and the money his uncle gave him.

Money saved from job: $54
Money received as birthday gift: $21

Total money = Money saved from job + Money received as birthday gift
Total money = $54 + $21 = $75

Therefore, with the updated amount saved from his part-time job, John now has a total of $75.

### Answer: $75

Expected answer: 75

Correct? Yes

Problem: Alex has 21 dollar bills. He uses 19 dollar bills to buy a toy robot. How many dollar bills does he have left after buying the toy robot? After his birthday party, he received 68 more dollar bills from his relatives. How many dollar bills does Alex have in total now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Alex has 21 dollar bills initially.
   * He uses 19 dollar bills to buy a toy robot.
   * After his birthday party, he receives 68 more dollar bills from his relatives.

2. Find out how many dollar bills Alex has left after buying the toy robot:
   * Remaining dollar bills after purchase = Total dollar bills - Dollar bills used
   * Remaining dollar bills after purchase = 21 - 19
   * Remaining dollar bills after purchase = 2

3. Calculate the total number of dollar bills Alex has after receiving the birthday money:
   * Total dollar bills = Remaining dollar bills after purchase + Dollar bills received from relatives
   * Total dollar bills = 2 + 68
   * Total dollar bills = 70

Therefore, Alex has 70 dollar bills in total after receiving the birthday money from his relatives.

### Answer: 70

Expected answer: 70

Correct? Yes

Problem: Considering the previous problem, Alex originally had 21 dollar bills, but what if he had originally only used 4 dollar bills to buy the toy robot instead of 19? How many dollar bills would he have left after this purchase?

Claude-3 Opus:

Great! Let's solve this problem using the information from the previous problem and the new condition.

Given:
- Alex originally had 21 dollar bills.
- In this scenario, he uses 4 dollar bills to buy the toy robot instead of 19.

To find out how many dollar bills Alex would have left after this purchase, we need to subtract the number of dollar bills he used from the total number of dollar bills he had:

Remaining dollar bills = Total dollar bills - Dollar bills used
Remaining dollar bills = 21 - 4
Remaining dollar bills = 17

Therefore, if Alex had used only 4 dollar bills to buy the toy robot, he would have 17 dollar bills left after the purchase.

### Answer: 17

Expected answer: 17

Correct? Yes

Problem: Daniel had $60 in his piggy bank and received an additional $25 from his parents for his good grades. Soon after, he decides to spend $56 on a new video game. How much money does Daniel have left after buying the video game?

Claude-3 Opus:

Let's organize the information we have:
* Daniel had $60 in his piggy bank
* He received an additional $25 from his parents for his good grades
* He spent $56 on a new video game

To find out how much money Daniel has left after buying the video game, we need to:
1. Calculate the total money Daniel had before buying the video game
2. Subtract the cost of the video game from the total money

Step 1: Calculate the total money Daniel had
* Total money = Money in piggy bank + Money from parents
* Total money = $60 + $25 = $85

Step 2: Subtract the cost of the video game from the total money
* Money left = Total money - Cost of the video game
* Money left = $85 - $56 = $29

Therefore, Daniel has $29 left after buying the video game.

### Answer: $29

Expected answer: 29

Correct? Yes

Problem: Daniel originally found $32 in his piggy bank instead of $60. He still received $25 from his parents for his good grades. How much money does Daniel have now?

Claude-3 Opus:

I apologize for the confusion. Let's solve the problem with the updated information.

Given:
* Daniel has $32 in his piggy bank
* His parents give him $25 for his good grades

To find out how much money Daniel has now, we need to add the money he had in his piggy bank and the money he got from his parents.

Money in piggy bank: $32
Money from parents: $25

Total money = Money in piggy bank + Money from parents
Total money = $32 + $25 = $57

Therefore, Daniel has $57 now.

### Answer: $57

Expected answer: 57

Correct? Yes

Problem: If Greg had originally bought a different video game that cost $44 instead of $73, and still used his $13 discount coupon, how much would he have paid for the video game then?

Claude-3 Opus:

In this scenario, we need to calculate the price of a different video game after applying the same discount coupon.

Given:
- The alternative video game's original price was $44.
- Greg still has a discount coupon of $13.

Step 1: Subtract the discount from the original price of the alternative video game.
Price after discount = Original price - Discount
Price after discount = $44 - $13 = $31

Therefore, if Greg had bought the video game that cost $44 and used his $13 discount coupon, he would have paid $31 for the video game.

### Answer: $31

Expected answer: 31

Correct? Yes

Problem: Sophia spends $76 out of her total savings on buying a new game. How much money does she have left after buying the game?

Claude-3 Opus:

Let's organize the updated information:
* Sophia had a total of $94 (from the previous question)
* She spends $76 on buying a new game

To find out how much money Sophia has left after buying the game, we need to subtract the amount she spent from her total savings.

Money left = Total money - Money spent on the game
Money left = $94 - $76
Money left = $18

Therefore, Sophia has $18 left after buying the new game.

### Answer: $18

Expected answer: 18

Correct? Yes

Problem: Suppose Sophia initially had only $45 from her allowance before her 18th birthday, and she still received an additional $18 from her parents on her 18th birthday. How much money would she have in total then?

Claude-3 Opus:

Okay, let's update the information based on the new scenario:
* Sophia has $45 saved from her allowance
* On her 18th birthday, her parents give her an additional $18

We will use the same method as before to find the total amount of money Sophia has:

Total money = Money saved from allowance + Money given by parents
Total money = $45 + $18
Total money = $63

In this case, Sophia would have a total of $63.

### Answer: $63

Expected answer: 63

Correct? Yes

Problem: John's sister, Lucy, also had some money. She had $64. After John bought his video game, how much more money did Lucy have compared to John?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know:

* John has $33 left after buying the video game.
* Lucy has $64.

To find out how much more money Lucy has compared to John, we need to subtract John's remaining money from Lucy's money:

Difference = Lucy's money - John's remaining money
Difference = $64 - $33
Difference = $31

So, Lucy has $31 more than John after he bought the video game.

### Answer: $31

Expected answer: 31

Correct? Yes

Problem: Initially, John had $82 in his wallet, but he only spent $26 on a new video game this time rather than $49. How much money does he have left after buying the game now?

Claude-3 Opus:

Let's update the problem with the new information:

* John initially had $82 in his wallet.
* He spent $26 on a new video game.
* We need to find out how much money John has left after buying the video game.

To find the remaining money, we subtract the amount he spent from the initial amount he had:

Remaining money = Initial amount - Amount spent
Remaining money = $82 - $26
Remaining money = $56

So, after buying the video game for $26, John now has $56 left in his wallet.

### Answer: $56

Expected answer: 56

Correct? Yes

Problem: Alex had $22 and his father gave him an additional $33. His mother then decides to give him some money as well. After receiving money from his mother, Alex has $84 in total. How much money did Alex's mother give him?

Claude-3 Opus:

Let's organize the information we have:
* Alex initially had $22
* His father gave him an additional $33
* After receiving money from his mother, Alex has a total of $84

To find out how much money Alex's mother gave him, we need to:
1. Calculate the total money Alex had before his mother gave him money
2. Subtract that amount from the total money he has after receiving money from his mother

Money before mother's contribution = Initial money + Money given by his father
Money before mother's contribution = $22 + $33 = $55

Now, let's calculate the money given by Alex's mother:
Money given by mother = Total money after mother's contribution - Money before mother's contribution
Money given by mother = $84 - $55 = $29

Therefore, Alex's mother gave him $29.

### Answer: $29

Expected answer: 29

Correct? Yes

Problem: In our previous scenario, Alex received $22 from himself and an additional $33 from his father. Let's change the scenario a bit. Suppose he had $22 initially, but this time his father only gave him $17. How much money does Alex have in total now?

Claude-3 Opus:

Okay, let's update the information based on the new scenario:
* Alex initially had $22
* His father gave him an additional $17

To find out how much money Alex has in total now, we need to add the money he had initially and the money his father gave him in this new scenario.

Total money = Initial money + Money given by his father
Total money = $22 + $17
Total money = $39

Therefore, in this new scenario, Alex has a total of $39.

### Answer: $39

Expected answer: 39

Correct? Yes

Problem: George had 27 pennies in his pocket. He then found a jar at home that contained 72 pennies. Excited, he adds the pennies he found in the jar to what he had in his pocket. Wanting to buy some candy, he spends 25 pennies at the local candy store. After this, how many pennies does George have left?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * George had 27 pennies in his pocket.
   * He found a jar at home with 72 pennies.
   * He added the pennies from the jar to the pennies in his pocket.
   * He spent 25 pennies at the candy store.

2. Calculate the total number of pennies George had before going to the candy store:
   * Pennies in pocket = 27
   * Pennies in jar = 72
   * Total pennies before candy store = Pennies in pocket + Pennies in jar
   * Total pennies before candy store = 27 + 72 = <<27+72=99>>99

3. Subtract the number of pennies George spent at the candy store from the total pennies he had:
   * Pennies spent at candy store = 25
   * Pennies left = Total pennies before candy store - Pennies spent at candy store
   * Pennies left = 99 - 25 = <<99-25=74>>74

Therefore, after spending 25 pennies at the candy store, George has 74 pennies left.

### Answer: 74

Expected answer: 74

Correct? Yes

Problem: Let's revise Amy's sales from the original problem. Instead of selling 58 candles in the morning, she only sold one. She maintained her evening sales, selling another 27 candles. However, she still needed to pay a dollar for her parking fee. How much money did Amy earn in total after paying for parking with this revised sales?

Claude-3 Opus:

Okay, let's update the information and solve the problem step by step:

1. Amy sells each candle for $1.
2. In the morning, she sells 1 candle (revised from 58).
3. In the evening, she sells 27 candles (unchanged).
4. She pays $1 for her parking fee.

Now, let's calculate:

1. Total candles sold = Morning sales + Evening sales
   * Total candles sold = 1 + 27 = 28 candles

2. Total money earned before parking fee = Total candles sold × Price per candle
   * Total money earned before parking fee = 28 × $1 = $28

3. Total money earned after parking fee = Total money earned before parking fee - Parking fee
   * Total money earned after parking fee = $28 - $1 = $27

### Answer: $27

Expected answer: 27

Correct? Yes

Problem: After spending some, Mason ended up with 32 quarters left. But his brother strikes again, borrowing 12 quarters for another trip to the arcade. How many quarters does Mason have now if he later realized and subtracted these borrowed quarters?

Claude-3 Opus:

Let's organize the information we have:
* Mason had 79 quarters left after his brother borrowed some for the arcade the first time.
* Mason spent some quarters and ended up with 32 quarters.
* Mason's brother borrowed 12 more quarters for another trip to the arcade.

Now, let's solve the problem step by step:

1. Mason had 32 quarters left after spending some.
2. His brother borrowed 12 more quarters.
3. To find out how many quarters Mason has now, we need to subtract the borrowed quarters from the quarters he had:
   * Current quarters = Quarters after spending - Borrowed quarters
   * Current quarters = 32 - 12
   * Current quarters = 20

Therefore, after subtracting the quarters his brother borrowed for the second trip to the arcade, Mason now has 20 quarters.

### Answer: 20

Expected answer: 20

Correct? Yes

Problem: Rita made a mistake in her count and actually started with 84 quarters instead of 85. After realizing this, Rita wondered how many quarters she had left after her purchase. Can you find out for her?

Claude-3 Opus:

Sure, let's solve this problem with the updated information:

1. Understand the given information:
   * Rita actually saved 84 quarters over a year, not 85.
   * She spent 69 quarters on a new book.

2. To find out how many quarters Rita has left, we need to subtract the number of quarters she spent from the total number of quarters she actually saved:
   * Quarters left = Total quarters saved - Quarters spent
   * Quarters left = 84 - 69
   * Quarters left = 15

Therefore, after realizing her mistake in the initial count, Rita has 15 quarters left after her purchase.

### Answer: 15

Expected answer: 15

Correct? Yes

Problem: After the bake sale, Carol decided to buy some baking supplies which cost $56. After spending this amount, how much money does Carol have left from her bake sale earnings?

Claude-3 Opus:

Great! Let's solve this problem step by step. We'll use the information from the previous problem.

Given:
- Carol made a total of $99 from the bake sale.
- Carol spent $56 on baking supplies.

To find out how much money Carol has left, we need to subtract the amount she spent on baking supplies from her total earnings.

Money left = Total earnings - Money spent on baking supplies
Money left = $99 - $56
Money left = $43

Therefore, Carol has $43 left from her bake sale earnings after buying the baking supplies.

### Answer: $43

Expected answer: 43

Correct? Yes

Problem: If Carol had only made $52 on the first day of the bake sale instead of $57, and still made $42 on the second day, how much money would she have made in total from the bake sale?

Claude-3 Opus:

Let's organize the new information:
* Carol made $52 on the first day of the bake sale (instead of $57).
* Carol made $42 on the second day of the bake sale (unchanged).

To find the new total amount of money Carol made from the bake sale, we need to add the money she made on both days.

Total money = Money made on the first day + Money made on the second day
Total money = $52 + $42
Total money = $94

Therefore, if Carol had made $52 on the first day and $42 on the second day, she would have made a total of $94 from the bake sale.

### Answer: $94

Expected answer: 94

Correct? Yes

Problem: After paying for her school project, Sara had some quarters left. Her brother then gave her his 23 quarters to add to her savings. How many quarters does Sara have now?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know that:
* After paying for her school project, Sara had 21 quarters left.
* Her brother gave her 23 more quarters.

To find out how many quarters Sara has now, we need to add the number of quarters her brother gave her to the number of quarters she had left after paying for the school project.

21 + 23 = 44

So, Sara now has a total of 44 quarters.

### Answer: 44 quarters.

Expected answer: 44

Correct? Yes

Problem: Instead of initially having 69 quarters, what if Sara had started out with 58 quarters and then had to use 48 quarters for her contribution to the school project. How many quarters would she have left in this situation before her brother gave her any quarters?

Claude-3 Opus:

Okay, let's update the information:
* Sara had a total of 58 quarters.
* She used 48 quarters for a school project.

To find out how many quarters Sara is left with, we subtract the number of quarters she used from the total number of quarters she had.

58 - 48 = 10

In this situation, Sara would have 10 quarters left after contributing to the school project.

### Answer: 10 quarters.

Expected answer: 10

Correct? Yes

Problem: After buying a candy with 2 cents, Danny decides to buy a toy car that costs 72 cents. How much money does he have left now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Danny had 97 cents initially.
   * He spent 2 cents on a candy, leaving him with 95 cents.
   * Now, he wants to buy a toy car that costs 72 cents.

2. To find out how much money Danny has left after buying the toy car, we need to subtract the cost of the toy car from the amount he had after buying the candy:
   * Money left = Amount after buying candy - Cost of toy car
   * Money left = 95 cents - 72 cents
   * Money left = 23 cents

Therefore, after buying the candy and the toy car, Danny has 23 cents left.

### Answer: 23 cents

Expected answer: 23

Correct? Yes

Problem: In the earlier situation, let's consider that Danny initially had 27 cents instead of his original 97 cents. He uses 2 cents to buy a candy from the store just like before. How much money does he have left now?

Claude-3 Opus:

Okay, let's solve this problem with the updated information:

1. Understand the given information:
   * Danny has 27 cents.
   * He spends 2 cents on a candy.

2. To find out how much money Danny has left, we need to subtract the amount he spent from the amount he had initially:
   * Money left = Initial amount - Amount spent
   * Money left = 27 cents - 2 cents
   * Money left = 25 cents

Therefore, after buying the candy, Danny has 25 cents left.

### Answer: 25 cents

Expected answer: 25

Correct? Yes

Problem: After Lucy counts all of her quarters, she decides to buy a stuffed animal toy which costs 53 quarters at the store. If she uses the quarters from her piggy bank, how many quarters will she have left after buying the stuffed animal toy?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know that:
* Lucy has 83 quarters in her piggy bank.
* The stuffed animal toy costs 53 quarters.

To find out how many quarters Lucy will have left after buying the toy, we need to subtract the cost of the toy from the total number of quarters she has.

Total quarters before purchase = 83
Cost of the stuffed animal toy = 53
Remaining quarters = Total quarters - Cost of the toy
Remaining quarters = 83 - 53 = <<83-53=30>>30

So, after buying the stuffed animal toy, Lucy will have 30 quarters left in her piggy bank.

### Answer: 30

Expected answer: 30

Correct? Yes

Problem: Suppose instead of 63 quarters, Lucy's friends gave her a total of 74 quarters at her birthday party. After adding her friends' gifts to the existing 20 quarters in her piggy bank, how many quarters would Lucy have then?

Claude-3 Opus:

Let's organize the updated information:
* Lucy's piggy bank initially has 20 quarters.
* Her friends now give her 74 quarters as a birthday gift.

To find the total number of quarters Lucy would have in this case, we need to add the quarters she already had to the new amount of quarters she received as gifts.

Initial quarters in the piggy bank = 20
Quarters received as gifts = 74
Total quarters = Initial quarters + Gift quarters
Total quarters = 20 + 74 = <<20+74=94>>94

Therefore, if Lucy's friends gave her a total of 74 quarters at her birthday party, after adding them to the existing 20 quarters in her piggy bank, Lucy would have 94 quarters.

### Answer: 94

Expected answer: 94

Correct? Yes

Problem: Continuing from the previous problem, consider if Marco starts with 32 quarters instead of 12 in his piggy bank, but still used 10 quarters to buy the toy car. How many quarters would Marco have left in this case?

Claude-3 Opus:

Great! Let's solve this problem using the same approach as before, but with the updated information.

Given:
- Marco has 32 quarters in his piggy bank.
- He uses 10 quarters to buy a toy car.

To find out how many quarters Marco has left, we need to subtract the number of quarters he used from the total number of quarters he had:

Quarters left = Total quarters - Quarters used
Quarters left = 32 - 10
Quarters left = 22

Therefore, if Marco starts with 32 quarters in his piggy bank and uses 10 quarters to buy the toy car, he would have 22 quarters left.

### Answer: 22

Expected answer: 22

Correct? Yes

Problem: Mason has $48 saved in his piggy bank. He takes out $2 to buy a snack. After buying the snack, Mason's friend Mark gave him the same amount Mason had left in his piggy bank. How much money does Mason have now considering the money Mark gave him?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Mason has $48 saved in his piggy bank.
   * He takes out $2 to buy a snack.
   * After buying the snack, Mason's friend Mark gives him the same amount Mason had left in his piggy bank.

2. Calculate how much money Mason has left after buying the snack:
   * Money left after snack = Total money - Money spent on snack
   * Money left after snack = $48 - $2
   * Money left after snack = $46

3. Mark gives Mason the same amount he had left after buying the snack, which is $46. To find the total amount Mason has now, we need to add the money Mark gave him to the money he had left:
   * Total money now = Money left after snack + Money given by Mark
   * Total money now = $46 + $46
   * Total money now = $92

Therefore, considering the money Mark gave him, Mason now has a total of $92.

### Answer: $92

Expected answer: 92

Correct? Yes

Problem: Instead of buying a $58 toy car, George decides to buy a video game that costs $81. He still pays $4 for the gift wrap. How much money did George now spend in total for the video game and the gift wrap?

Claude-3 Opus:

Let's update the problem with the new information:

* George decides to buy a video game that costs $81 instead of the toy car.
* He still pays $4 for the gift wrap.

To find the total amount George spent, we need to add the cost of the video game and the gift wrap:

* Total spent = Cost of the video game + Cost of the gift wrap
* Total spent = $81 + $4
* Total spent = $85

Therefore, with the change in his purchase, George now spent a total of $85 for the video game and the gift wrap.

### Answer: $85

Expected answer: 85

Correct? Yes

Problem: In the previous problem, instead of having $62 saved from his part-time job, imagine if David only managed to save $10. If he still gets $23 as a birthday gift from his cousin and combines both these amounts, how much money will he have in total now?

Claude-3 Opus:

Great! Let's solve this problem using the updated information.

Given:
* David has saved $10 from his part-time job.
* He received $23 as a birthday gift from his cousin.
* We need to find the total amount of money David will have if he combines both these amounts.

To find the total amount, we simply need to add the money he saved from his job and the birthday gift:

$10 (saved from job) + $23 (birthday gift) = $33

Therefore, if David combines the $10 he saved from his part-time job and the $23 birthday gift from his cousin, he will have a total of $33.

### Answer: $33

Expected answer: 33

Correct? Yes

Problem: Mom gave Lucas 96 pennies for his piggy bank. Later, she took away 76 pennies to give him a dollar bill instead. How many pennies does Lucas have now in his piggy bank? The next day, his grandma doubles the amount of pennies in his piggy bank. How many pennies does Lucas have in his piggy bank now after his grandma adds her pennies?

Claude-3 Opus:

Great! Let's continue from where we left off in the previous problem.

Given:
- Lucas had 20 pennies in his piggy bank after his mom took away 76 pennies.
- The next day, his grandma doubles the amount of pennies in his piggy bank.

Step 1: Calculate the number of pennies Lucas's grandma adds to his piggy bank.
Pennies added by grandma = Number of pennies in the piggy bank = 20

Step 2: Calculate the total number of pennies in Lucas's piggy bank after his grandma adds her pennies.
Total pennies = Pennies in the piggy bank + Pennies added by grandma
Total pennies = 20 + 20 = <<20+20=40>>40

Therefore, after his grandma doubles the amount of pennies, Lucas now has 40 pennies in his piggy bank.

### Answer: 40

Expected answer: 40

Correct? Yes

Problem: After saving 27 quarters and getting an additional 45 from his brother, Miguel found 17 more quarters under his bed. How many quarters does he now have in total?

Claude-3 Opus:

Let's organize the updated information:
* Miguel originally had 27 quarters in his piggy bank.
* His older brother gave him 45 more quarters.
* Miguel found an additional 17 quarters under his bed.

To find the total number of quarters Miguel has now, we need to add all the quarters together.

Total quarters = Quarters in piggy bank + Quarters given by his brother + Quarters found under the bed
Total quarters = 27 + 45 + 17 = <<27+45+17=89>>89

Therefore, Miguel now has a total of 89 quarters.

### Answer: 89

Expected answer: 89

Correct? Yes

Problem: Larry has $42 in his savings account. He takes out $16 to buy a new book. In total, he then receives $37 from his parents for helping them with household chores. The next day Larry spends $38 on a video game. How much money does Larry have left now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Larry initially has $42 in his savings account.

2. He takes out $16 to buy a new book.
   * Money left after buying the book = $42 - $16 = $26

3. He then receives $37 from his parents for helping with household chores.
   * Money added to his account = $37
   * Total money after receiving money from parents = $26 + $37 = $63

4. The next day, Larry spends $38 on a video game.
   * Money left after buying the video game = $63 - $38 = $25

Therefore, Larry now has $25 left in his savings account.

### Answer: $25

Expected answer: 25

Correct? Yes

Problem: In the previous scenario, suppose Larry originally had $42 in his savings account, but instead of taking $16, he took $39 to buy a new book. In total, he then receives $37 from his parents for helping them with household chores. How much money does Larry now have?

Claude-3 Opus:

Let's solve this problem step by step:

1. Larry initially has $42 in his savings account.

2. He takes out $39 to buy a new book.
   * Money left after buying the book = $42 - $39 = $3

3. He then receives $37 from his parents for helping with household chores.
   * Money added to his account = $37

4. Now, let's calculate the total money Larry has:
   * Total money = Money left after buying the book + Money received from parents
   * Total money = $3 + $37 = $40

Therefore, Larry now has $40 in his savings account.

### Answer: $40

Expected answer: 40

Correct? Yes

Problem: After counting all of his money, Aiden decides he wants to buy a new video game that costs $79. If he uses all of the money he has from finding the purse and helping his neighbor, how much money will he have left after buying the video game?

Claude-3 Opus:

Great! Let's use the information from the previous problem to solve this one.

Given:
* Aiden has a total of $88 from finding the purse and helping his neighbor.
* The video game he wants to buy costs $79.

To find out how much money Aiden will have left after buying the video game, we need to subtract the cost of the video game from the total money he has.

Money left = Total money - Cost of the video game
Money left = $88 - $79
Money left = $9

So, after buying the video game, Aiden will have $9 left.

### Answer: $9

Expected answer: 9

Correct? Yes

Problem: Suppose instead of spending $11 on a comic book, Ryan decided to buy a more expensive comic book that cost $26. After buying this comic and the $64 video game, how much money would he have left, if he gave all his saved money to his mom and she gave him back the remaining amount after each purchase?

Claude-3 Opus:

Okay, let's solve this problem with the new information:

1. Ryan initially saves $93 by doing his chores.

2. He spends $26 on a more expensive comic book.
   * Remaining money after buying the comic book = $93 - $26 = $67
   * Ryan gives the remaining $67 to his mom.

3. Ryan's mom gives him back the $67, and he spends $64 on a new video game.
   * Remaining money after buying the video game = $67 - $64 = $3
   * Ryan gives the remaining $3 to his mom.

4. Finally, Ryan's mom gives him back the remaining $3.

Therefore, if Ryan bought the more expensive comic book for $26 and the video game for $64, he would have $3 left after giving all his saved money to his mom and receiving the remaining amount after each purchase.

### Answer: $3

Expected answer: 3

Correct? Yes

Problem: Benjamin has $8. He buys a toy car that costs $3. After buying the toy car, his parents gift him $74 for doing well on his report card. How much money does Benjamin have in total after receiving the gift from his parents?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Benjamin initially has $8.
   * The toy car costs $3.
   * After buying the toy car, his parents gift him $74.

2. Calculate how much money Benjamin has left after buying the toy car:
   * Money left after buying the toy car = Initial amount - Cost of the toy car
   * Money left after buying the toy car = $8 - $3
   * Money left after buying the toy car = $5

3. Add the money Benjamin received as a gift from his parents to the amount he had left after buying the toy car:
   * Total money = Money left after buying the toy car + Gift from parents
   * Total money = $5 + $74
   * Total money = $79

Therefore, after receiving the gift from his parents, Benjamin has a total of $79.

### Answer: $79

Expected answer: 79

Correct? Yes

Problem: In the previous problem, Benjamin had $82. Suppose instead he initially had $3 for buying a toy car, subtracted from his total of $82. How much money would Benjamin have left then?

Claude-3 Opus:

I apologize for the confusion in the previous problem. Let's solve this problem with the updated information:

1. Understand the given information:
   * Benjamin initially has $82.
   * The toy car costs $3.

2. To find out how much money Benjamin has left, we need to subtract the cost of the toy car from the amount of money he initially had:
   * Money left = Initial amount - Cost of the toy car
   * Money left = $82 - $3
   * Money left = $79

Therefore, after buying the toy car, Benjamin would have $79 left.

### Answer: $79

Expected answer: 79

Correct? Yes

Problem: Continuing from the previous problem where Carlos had $91 and spent $25 on a video game; consider that he also planned to save up a total of $67 for a concert ticket. After buying the video game, how much more money does he need to save for the concert ticket?

Claude-3 Opus:

Great! Let's solve this problem step by step using the information from the previous problem.

Given:
- Carlos initially saved $91 from his summer job.
- He spent $25 on a new video game.
- He plans to save up a total of $67 for a concert ticket.

Step 1: Calculate the remaining money after buying the video game.
Remaining money = Total money saved - Cost of the video game
Remaining money = $91 - $25 = $66

Step 2: Calculate the additional money needed to save for the concert ticket.
Additional money needed = Target savings for the concert ticket - Remaining money
Additional money needed = $67 - $66 = $1

Therefore, after buying the video game, Carlos needs to save $1 more to have enough money for the concert ticket.

### Answer: $1

Expected answer: 1

Correct? Yes

Problem: Continuing from the start of the previous scenario, Carlos initially had $91 from his summer job. However, instead of spending $25 on a video game, what if he only spent $14 on a used game? How much money would he have left after this purchase?

Claude-3 Opus:

Great! Let's solve this problem using the information you provided. We'll follow the same steps as before, but with the updated cost of the used game.

Given:
* Carlos initially had $91 from his summer job.
* He decides to spend $14 on a used game instead of $25 on a new video game.

To find the remaining money, we need to subtract the cost of the used game from the total money he saved:

Remaining money = Total money saved - Cost of the used game
Remaining money = $91 - $14
Remaining money = $77

Therefore, after purchasing the used game for $14, Carlos would have $77 left.

### Answer: $77

Expected answer: 77

Correct? Yes

Problem: Jacob saved $68 from his allowance and received $30 from his godmother for his birthday. After his birthday, he bought a new video game that cost him $70. How much money does Jacob have left after buying the video game?

Claude-3 Opus:

Let's organize the information we have:
* Jacob saved $68 from his allowance.
* He received $30 from his godmother for his birthday.
* After his birthday, he bought a video game that cost $70.

First, let's calculate how much money Jacob had in total after receiving the birthday present:
* Total money before buying the video game = Money saved + Birthday present money
* Total money before buying the video game = $68 + $30 = $98

Now, let's calculate how much money Jacob has left after buying the video game:
* Money left = Total money before buying the video game - Cost of the video game
* Money left = $98 - $70 = $28

Therefore, Jacob has $28 left after buying the video game.

### Answer: $28

Expected answer: 28

Correct? Yes

Problem: Instead of receiving $30 from his godmother for his birthday, let's say Jacob only received $10. If he originally had saved $68 from his allowance, how much money would Jacob have in total after his birthday?

Claude-3 Opus:

Okay, let's update the information:
* Jacob has already saved $68 from his allowance.
* His godmother gives him $10 as a birthday present.

To find out how much money Jacob has in total after his birthday, we need to add the money he already had to the money he received as a birthday present.

Total money = Money already saved + Birthday present money
Total money = $68 + $10
Total money = $78

Therefore, if Jacob originally had saved $68 from his allowance and received $10 from his godmother for his birthday, he would have a total of $78 after his birthday.

### Answer: $78

Expected answer: 78

Correct? Yes

Problem: Following the previous problem, Ella plans to spend $94 on a new bike. After adding her birthday and Christmas money, how much more money does she need to buy her new bike?

Claude-3 Opus:

Let's use the information from the previous problem and the new information given:
* Ella has a total of $65 in her piggy bank (from her birthday and Christmas money).
* She plans to spend $94 on a new bike.

To find out how much more money Ella needs to buy her new bike, we need to subtract the money she has from the cost of the bike.

Money needed = Cost of the bike - Money in her piggy bank
Money needed = $94 - $65 = <<94-65=29>>$29

Therefore, Ella needs $29 more to buy her new bike.

### Answer: $29

Expected answer: 29

Correct? Yes

Problem: After counting the quarters he found under his bed and in his coat pocket, Rob also remembers there were 19 quarters he had put in a jar on his desk. How many quarters does Rob have now in total?

Claude-3 Opus:

Let's add the number of quarters Rob found in the jar to the total number of quarters he had previously found.

Given:
- Rob found 25 quarters under his bed.
- Rob found 6 quarters in his coat pocket.
- Rob had put 19 quarters in a jar on his desk.

From the previous question, we know that:
- The total number of quarters found under the bed and in the coat pocket is 31.

Now, let's calculate the new total including the quarters in the jar:
New total quarters = Previous total quarters + Quarters in the jar
New total quarters = 31 + 19 = 50

Therefore, Rob now has a total of 50 quarters.

### Answer: 50

Expected answer: 50

Correct? Yes

Problem: Instead of the 25 quarters found under his bed in the initial counting, imagine Rob had actually found 32 quarters under his bed. Given that he still found 6 quarters in his coat pocket, how many quarters would Rob have found in total then?

Claude-3 Opus:

In this new scenario, Rob found 32 quarters under his bed instead of 25, and he still found 6 quarters in his coat pocket.

Given:
- Rob found 32 quarters under his bed.
- Rob found 6 quarters in his coat pocket.

To calculate the total number of quarters in this new scenario:
Total quarters = Quarters under the bed + Quarters in the coat pocket
Total quarters = 32 + 6 = 38

Therefore, with the updated number of quarters found under his bed, Rob would have found a total of 38 quarters.

### Answer: 38

Expected answer: 38

Correct? Yes

Problem: Stacy then decides to buy a toy horse for $47. How much money will Stacy have left in her piggy bank after buying the toy?

Claude-3 Opus:

Great! Let's continue with the problem. We know that:
* Stacy has a total of $78 in her piggy bank.
* She decides to buy a toy horse for $47.

To find out how much money Stacy will have left after buying the toy, we need to subtract the cost of the toy from the total money she has.

Money left = Total money - Cost of the toy
Money left = $78 - $47
Money left = $31

So, after buying the toy horse, Stacy will have $31 left in her piggy bank.

### Answer: $31

Expected answer: 31

Correct? Yes

Problem: Suppose Stacy originally had $76 in her piggy bank instead of $73, and her father still added $5. How much money would Stacy have in total then?

Claude-3 Opus:

Okay, let's update the information:
* Stacy initially has $76 in her piggy bank.
* Her father gives her an additional $5 for cleaning the house.

We will use the same method as before to find the total amount of money Stacy has now.

Total money = Initial money + Money given by her father
Total money = $76 + $5
Total money = $81

Therefore, if Stacy originally had $76 in her piggy bank and her father added $5, she would have a total of $81 in her piggy bank.

### Answer: $81

Expected answer: 81

Correct? Yes

Problem: After counting their savings, Mason and Ethan realized they could take a couple of quarters out to buy a toy from the vending machine. If they were to remove 2 quarters, how many would they still have saved up?

Claude-3 Opus:

Great! Let's solve this problem step by step using the information we already have.

Given:
- Mason and Ethan have a total of 99 quarters together.
- They want to take out 2 quarters to buy a toy from the vending machine.

Step 1: Subtract the number of quarters they will use to buy the toy from the total number of quarters they have.
Remaining quarters = Total quarters - Quarters used to buy the toy
Remaining quarters = 99 - 2
Remaining quarters = <<99-2=97>>97

Therefore, after taking out 2 quarters to buy a toy from the vending machine, Mason and Ethan will still have 97 quarters saved up.

### Answer: 97

Expected answer: 97

Correct? Yes

Problem: Suppose initially, Mason had saved only 15 quarters instead of 52. In that case, how many total quarters would the brothers have saved together before they took any out?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the new information:
   * Mason has 15 quarters in his piggy bank (instead of 52).
   * Ethan still has 47 quarters saved up.

2. To find the total number of quarters they have, we need to add Mason's quarters and Ethan's quarters together.
   * Total quarters = Mason's quarters + Ethan's quarters
   * Total quarters = 15 + 47
   * Total quarters = <<15+47=62>>62

Therefore, if Mason had initially saved only 15 quarters, the brothers would have a total of 62 quarters together before taking any out.

### Answer: 62

Expected answer: 62

Correct? Yes

Problem: John has 61 quarters in his coin jar. He takes out 1 quarter to use for a coin operated machine. The next day, he uses 1 more quarter for a gumball machine. How many quarters are left in John's jar now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Initially, John has 61 quarters in his coin jar.
   * On the first day, he takes out 1 quarter for a coin operated machine.
   * On the next day, he uses 1 more quarter for a gumball machine.

2. Find the number of quarters left after the first day:
   * Quarters left after first day = Initial number of quarters - Quarters taken out on first day
   * Quarters left after first day = 61 - 1
   * Quarters left after first day = <<61-1=60>>60

3. Find the number of quarters left after the second day:
   * Quarters left after second day = Quarters left after first day - Quarters taken out on second day
   * Quarters left after second day = 60 - 1
   * Quarters left after second day = <<60-1=59>>59

Therefore, after using 1 quarter on the first day and 1 more quarter on the next day, John has 59 quarters left in his coin jar.

### Answer: 59

Expected answer: 59

Correct? Yes

Problem: John originally had 61 quarters in his coin jar. What if John, instead of taking out one quarter two separate times, decides to remove 20 quarters in one go to buy a toy car? How many quarters would be left in his coin jar then?

Claude-3 Opus:

Okay, let's solve this new problem step by step:

1. Understand the updated information:
   * John originally had 61 quarters in his coin jar.
   * Instead of taking out one quarter two separate times, he decides to remove 20 quarters in one go to buy a toy car.

2. To find out how many quarters are left, we need to subtract the number of quarters John took out from the total number of quarters he had initially:
   * Quarters left = Initial number of quarters - Quarters taken out
   * Quarters left = 61 - 20
   * Quarters left = <<61-20=41>>41

Therefore, after taking out 20 quarters to buy a toy car, John would have 41 quarters left in his coin jar.

### Answer: 41

Expected answer: 41

Correct? Yes

Problem: Suppose instead of earning $62, Benjamin earns only $43 from his part-time job and still gets an extra $10 from his parents as a reward for his grades. Now, how much money does Benjamin have in total?

Claude-3 Opus:

Let's solve this problem with the updated information.

Given:
- Benjamin earns $43 from his part-time job.
- He gets an extra $10 from his parents as a reward for his grades.

To calculate the total money Benjamin has:
Total money = Earnings from part-time job + Extra money from parents
Total money = $43 + $10 = $53

### Answer: Benjamin has a total of $53.

Expected answer: 53

Correct? Yes

Problem: John has $50 in his savings account. He decides to buy a game that costs $36. After buying the game, how much more does he need to save to have $82 in his account?

Claude-3 Opus:

Let's organize the information we have:
* John has $50 in his savings account.
* He buys a game that costs $36.
* He wants to have $82 in his account.

Now, let's solve the problem step by step:

1. Calculate the remaining amount in John's account after buying the game:
   * Remaining amount = $50 - $36 = $14

2. Calculate the additional amount John needs to save to have $82 in his account:
   * Additional amount needed = $82 - $14 = $68

So, John needs to save $68 more to have $82 in his account after buying the game.

### Answer: $68

Expected answer: 68

Correct? Yes

Problem: John originally had $50 in his savings account but he used $11 to buy a book. How much money does he have left in his account now?

Claude-3 Opus:

Let's organize the information given in the problem:
* John originally had $50 in his savings account.
* He spent $11 on a book.

To find out how much money John has left in his account, we need to subtract the amount he spent on the book from his original account balance.

$50 - $11 = $39

So, after buying the book, John has $39 left in his savings account.

### Answer: $39

Expected answer: 39

Correct? Yes

Problem: Arnold has 9 quarters and he finds 14 more quarters on the ground. Suddenly, his friend Mike comes over and gives him 56 more quarters that he doesn't need anymore. By the end of the day, how many total quarters does Arnold have?

Claude-3 Opus:

Let's solve this problem step by step:

1. Arnold initially has 9 quarters.
2. He finds 14 more quarters on the ground.
3. His friend Mike gives him 56 more quarters.
4. To find the total number of quarters Arnold has by the end of the day, we need to add the number of quarters he had initially, the number of quarters he found, and the number of quarters Mike gave him.

Total quarters = Initial quarters + Found quarters + Quarters from Mike
Total quarters = 9 + 14 + 56
Total quarters = 79

Therefore, by the end of the day, Arnold has a total of 79 quarters.

### Answer: 79

Expected answer: 79

Correct? Yes

Problem: Instead of finding 14 quarters on the ground, suppose Arnold finds 41 quarters. With the original 9 quarters he had, how many total quarters does Arnold have now?

Claude-3 Opus:

Let's solve this problem step by step:

1. Arnold initially has 9 quarters.
2. He finds 41 more quarters on the ground.
3. To find the total number of quarters Arnold has now, we need to add the number of quarters he had initially and the number of quarters he found.

Total quarters = Initial quarters + Found quarters
Total quarters = 9 + 41
Total quarters = 50

Therefore, with the original 9 quarters and the 41 quarters he found, Arnold now has a total of 50 quarters.

### Answer: 50

Expected answer: 50

Correct? Yes

Problem: Liam has saved $72 from his summer job. He decides to buy a video game that costs $41. After paying for the video game, he gets some change back. Liam's brother also gives him an amount equal to the change he got from the video game purchase. How much money does Liam have now?

Claude-3 Opus:

Let's organize the information given in the problem:
* Liam has saved $72 from his summer job.
* The video game he buys costs $41.
* Liam gets some change back after paying for the video game.
* Liam's brother gives him an amount equal to the change he got from the video game purchase.

To find out how much money Liam has now, we need to:
1. Calculate the change Liam got back from the video game purchase.
2. Add the change to the amount his brother gave him (which is equal to the change).
3. Add the result to the remaining money Liam had after buying the video game.

Step 1: Calculate the change
* Change = Amount given - Cost of the video game
* Change = $72 - $41 = $31

Step 2: Add the change to the amount his brother gave him
* Amount from his brother = Change = $31
* Total amount received = Change + Amount from his brother
* Total amount received = $31 + $31 = $62

Step 3: Add the result to the remaining money Liam had after buying the video game
* Remaining money = Amount saved - Cost of the video game
* Remaining money = $72 - $41 = $31
* Total money Liam has now = Remaining money + Total amount received
* Total money Liam has now = $31 + $62 = $93

Therefore, Liam now has $93.

### Answer: $93

Expected answer: 62

Correct? No

Problem: In the previous problem, Liam had saved $72 from his summer job. Suppose instead Liam had saved $97 from his summer job and he still decides to buy the same video game that costs $41. If he pays for the video game, how much change should he expect back?

Claude-3 Opus:

Let's organize the new information:
* Liam has now saved $97 from his summer job.
* The video game still costs $41.

To find out how much change Liam should expect back, we need to subtract the cost of the video game from the amount he saved.

Change = Amount saved - Cost of the video game
Change = $97 - $41
Change = $56

Therefore, if Liam pays for the video game with the $97 he saved from his summer job, he should expect to get $56 back in change.

### Answer: $56

Expected answer: 56

Correct? Yes

Problem: Instead of spending $12 on a new baseball glove, suppose Samuel had decided to buy a more expensive glove that cost $31. How much money would he have left then?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Samuel saved $48 by selling lemonade.
   * Instead of the $12 glove, he decided to buy a more expensive glove for $31.

2. To find out how much money Samuel would have left, we need to subtract the cost of the more expensive glove from his total savings:
   * Money left = Total savings - Cost of the more expensive glove
   * Money left = $48 - $31
   * Money left = $17

Therefore, if Samuel had bought the more expensive baseball glove for $31, he would have $17 left.

### Answer: $17

Expected answer: 17

Correct? Yes

Problem: For the previous problem, how much extra money did Tom add to his savings account after his birthday?

Claude-3 Opus:

In the previous problem, we were given the following information:
* Tom initially had $71 in his savings account.
* He received $26 from his relatives for his birthday.
* He added the $26 to his savings account.

To find out how much extra money Tom added to his savings account after his birthday, we simply need to look at the amount of money he received for his birthday.

Tom added $26 to his savings account after his birthday.

### Answer: $26

Expected answer: 26

Correct? Yes

Problem: Consider the previous situation, but this time, Tom initially has only $18 in his savings account. After receiving the same $26 from his relatives on his birthday, how much does he now have in his savings account?

Claude-3 Opus:

Let's organize the updated information:
* Tom initially has $18 in his savings account.
* He receives $26 from his relatives for his birthday.
* He adds the $26 to his savings account.

To find out how much money Tom has now in his savings account, we need to add the money he had initially to the money he received for his birthday.

$18 (initial savings) + $26 (birthday money) = $18 + $26 = $44

Therefore, with the updated initial savings amount, Tom now has $44 in his savings account.

### Answer: $44

Expected answer: 44

Correct? Yes

Problem: After adding the quarters from her mom, Jessica now has a sizable coin collection. Her brother then decides to give her 20 more quarters. How many quarters does Jessica have in total now?

Claude-3 Opus:

Let's organize the updated information:
* Jessica had 41 quarters after her mother gave her additional quarters.
* Her brother now gives her 20 more quarters.

To find the new total number of quarters Jessica has, we need to add the number of quarters she had after her mother's contribution and the number of quarters her brother gave her.

New total quarters = Previous total quarters + Additional quarters given by her brother
New total quarters = 41 + 20
New total quarters = 61

Therefore, after receiving quarters from both her mother and brother, Jessica now has a total of 61 quarters in her piggy bank.

### Answer: 61

Expected answer: 61

Correct? Yes

Problem: What if Jessica initially had 46 quarters in her piggy bank instead of 18, and her mother still gives her another 23 quarters. How many quarters would she have in total then?

Claude-3 Opus:

Okay, let's update the information:
* Jessica initially has 46 quarters in her piggy bank.
* Her mother gives her an additional 23 quarters.

We will use the same method as before to find the total number of quarters Jessica has now.

Total quarters = Initial quarters + Additional quarters given by her mother
Total quarters = 46 + 23
Total quarters = 69

So, if Jessica initially had 46 quarters in her piggy bank and her mother still gives her another 23 quarters, she would have a total of 69 quarters.

### Answer: 69

Expected answer: 69

Correct? Yes

Problem: After buying the video game, Leo further decides to invest in a new controller that costs $51. How much money does he have left after purchasing both the video game and the controller with his saved allowance?

Claude-3 Opus:

Let's update the information we have:
* Leo saved a total of $94 from his allowance.
* He bought a video game that costs $36.
* After buying the video game, he had $58 left.
* Now, he wants to buy a controller that costs $51.

To find out how much money Leo will have left after buying both the video game and the controller, we need to subtract the cost of the controller from the remaining money after buying the video game.

Calculation:
* Money left after buying the video game = $58
* Money left after buying the controller = $58 - $51
* Money left after buying the controller = $7

Therefore, after purchasing both the video game and the controller, Leo will have $7 left from his saved allowance.

### Answer: $7

Expected answer: 7

Correct? Yes

Problem: Instead of spending 36 dollars on the video game, what if Leo actually only spent 4 dollars to buy a comic book he wanted. How much money would he have left out of his saved allowance then?

Claude-3 Opus:

Okay, let's update the problem with the new information:
* Leo saved a total of $94 from his allowance.
* He decides to buy a comic book that costs $4 instead of the video game.

To find out how much money Leo will have left after buying the comic book, we need to subtract the cost of the comic book from his total savings.

Calculation:
* Money left = Total savings - Cost of the comic book
* Money left = $94 - $4
* Money left = $90

Therefore, after buying the comic book for $4, Leo will have $90 left from his allowance.

### Answer: $90

Expected answer: 90

Correct? Yes

Problem: Liam saved up 72 quarters to buy a new video game. He spent 44 quarters of his savings on a different game, reducing his total. However, Liam found a stash of quarters in his house that was the same amount as he had left after buying the first game. How many quarters does Liam have now in total?

Claude-3 Opus:

Great! Let's solve this problem step by step. We'll use the information from the previous question to find out how many quarters Liam has now.

Given:
- Liam initially saved up 72 quarters.
- He spent 44 quarters on a different game.
- Liam found a stash of quarters equal to the amount he had left after buying the first game.

Step 1: Calculate the number of quarters Liam had left after buying the first game.
Quarters left after first game = Total quarters saved - Quarters spent
Quarters left after first game = 72 - 44 = 28

Step 2: Calculate the total number of quarters Liam has now.
Total quarters now = Quarters left after first game + Quarters found in the stash
Total quarters now = 28 + 28 = 56

Therefore, Liam now has a total of 56 quarters.

### Answer: 56 quarters.

Expected answer: 56

Correct? Yes

Problem: Initially, Liam had saved up 46 quarters instead of 72 to buy a new video game. He spent 44 quarters of his savings on a different game just as before. How many quarters did Liam have left after buying the first game?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Liam saved up 46 quarters.
   * He spent 44 quarters on a different game.

2. To find out how many quarters Liam had left, we need to subtract the number of quarters he spent from the total number of quarters he saved:
   * Quarters left = Total quarters saved - Quarters spent
   * Quarters left = 46 - 44
   * Quarters left = 2

Therefore, Liam had 2 quarters left after buying the first game.

### Answer: 2 quarters.

Expected answer: 2

Correct? Yes

Problem: Sam had $31 in his wallet. Later that day, his aunt gave him $55 for his birthday, bringing his total money to $86. If Sam then spends $55 on a video game, how much money does Sam have left?

Claude-3 Opus:

Let's organize the information we have:
* Sam initially had $31 in his wallet.
* His aunt gave him $55 for his birthday, bringing his total to $86.
* Sam then spends $55 on a video game.

To find out how much money Sam has left, we need to subtract the amount he spent on the video game from his total money.

Money left = Total money - Money spent on the video game
Money left = $86 - $55
Money left = $31

So, after spending $55 on the video game, Sam has $31 left.

### Answer: $31

Expected answer: 31

Correct? Yes

Problem: Sam had $31 in his wallet. Instead of his aunt giving him $55 for his birthday, she gives him $46. How much money does Sam have in total after receiving the adjusted birthday gift?

Claude-3 Opus:

Let's update the problem with the new information and solve it step by step:

* Sam initially has $31 in his wallet.
* His aunt gifts him $46 for his birthday (instead of $55).

To find the total amount of money Sam has after receiving the adjusted gift, we need to add the money he had initially and the money he received from his aunt.

Total money = Initial money + Gift money
Total money = $31 + $46
Total money = $77

Therefore, after receiving the adjusted birthday gift from his aunt, Sam has a total of $77.

### Answer: $77

Expected answer: 77

Correct? Yes

Problem: Billy and Ben have now combined their quarters. However, their goal was to collect 98 quarters for their coin collection. How many more quarters do they need to meet their goal?

Claude-3 Opus:

Let's organize the information we have:
* Billy and Ben have combined their quarters, which total 88 quarters.
* Their goal is to collect 98 quarters.

To find out how many more quarters they need, we should subtract the number of quarters they currently have from their goal:

Quarters needed = Goal - Current number of quarters
Quarters needed = 98 - 88 = <<98-88=10>>10

So, Billy and Ben need 10 more quarters to meet their goal of 98 quarters for their coin collection.

### Answer: 10

Expected answer: 10

Correct? Yes

Problem: If Billy initially had 32 quarters and his parents gave him an additional 36 quarters, how many total quarters does Billy now have?

Claude-3 Opus:

Let's organize the information given in the problem:
* Billy initially had 32 quarters
* Billy's parents gave him an additional 36 quarters

To find the total number of quarters Billy has now, we need to add the number of quarters he had initially and the number of quarters his parents gave him:

Initial quarters + Additional quarters from parents = Total quarters now
32 + 36 = <<32+36=68>>68

So, after receiving the additional quarters from his parents, Billy now has a total of 68 quarters.

### Answer: 68

Expected answer: 68

Correct? Yes

Problem: In the same context as before, suppose instead of spending 59 dollars on a video game, Shay spent 86 dollars. Again, after his purchase, his friend borrows some money, giving back 13 dollars. Now, how much money does Shay have in total?

Claude-3 Opus:

Let's solve this problem step by step:

1. Shay initially has 93 dollars.

2. He spends 86 dollars on a video game.
   * Money left after buying the video game = 93 - 86 = 7 dollars

3. His friend borrows some money from him and gives back 13 dollars.
   * Money Shay has after his friend returns the borrowed money = 7 + 13 = 20 dollars

Therefore, in this scenario, Shay now has a total of 20 dollars.

### Answer: 20 dollars.

Expected answer: 20

Correct? Yes

Problem: Mike just found out that he needs to have exactly 98 pennies to purchase a comic book he has been eyeing. After counting all his pennies (the 28 in his piggy bank and the 45 he found under his bed), how many more pennies does he need to be able to purchase the comic book?

Claude-3 Opus:

Okay, let's review the information we have:
* Mike needs 98 pennies to purchase the comic book.
* He has 28 pennies in his piggy bank.
* He found 45 pennies under his bed.

First, let's calculate the total number of pennies Mike currently has:
* Total pennies Mike has = Pennies in piggy bank + Pennies found under the bed
* Total pennies Mike has = 28 + 45 = <<28+45=73>>73

Now, to find out how many more pennies Mike needs, we subtract the total pennies he has from the number of pennies needed to purchase the comic book:
* Additional pennies needed = Pennies needed for comic book - Total pennies Mike has
* Additional pennies needed = 98 - 73 = <<98-73=25>>25

So, Mike needs 25 more pennies to be able to purchase the comic book.

### Answer: 25

Expected answer: 25

Correct? Yes

Problem: Suppose that instead of 28 pennies, Mike only had 10 pennies in his piggy bank initially. After finding 45 pennies under his bed, how many pennies does Mike have in total now?

Claude-3 Opus:

Let's update the information based on the new scenario:
* Mike has 10 pennies in his piggy bank.
* He finds 45 more pennies under his bed.

To find the total number of pennies Mike has now, we need to add the pennies in his piggy bank and the pennies he found under his bed.

Total pennies = Pennies in piggy bank + Pennies found under the bed
Total pennies = 10 + 45 = <<10+45=55>>55

Therefore, with 10 pennies initially in his piggy bank and 45 pennies found under his bed, Mike now has a total of 55 pennies.

### Answer: 55

Expected answer: 55

Correct? Yes

Problem: Lucas has $67 in his savings jar. On his birthday, his aunt gives him $9 as a gift. After Lucas adds the gift from his aunt to his savings jar, how much more money does he need to add to reach a total of $88?

Claude-3 Opus:

Let's organize the information we have:
* Lucas has $67 in his savings jar.
* His aunt gives him $9 as a birthday gift.
* Lucas wants to reach a total of $88 in his savings jar.

First, let's calculate how much money Lucas has after adding the gift from his aunt:
$67 (savings) + $9 (gift) = $76

Now, to find out how much more money Lucas needs to add to reach $88, we subtract the current total from the desired total:
$88 (desired total) - $76 (current total) = $12

Therefore, Lucas needs to add $12 more to his savings jar to reach a total of $88.

### Answer: $12

Expected answer: 12

Correct? Yes

Problem: Lucas originally had $67 in his savings jar, but his grandparents gave him an early Christmas gift of $24 dollars. After adding his grandparents' gift, how much money does Lucas now have in total in his savings jar?

Claude-3 Opus:

Let's organize the updated information:
* Lucas originally had $67 in his savings jar.
* His grandparents gave him an early Christmas gift of $24.

To find out how much money Lucas has in total in his savings jar after adding his grandparents' gift, we need to add the original amount in his savings jar and the gift from his grandparents.

$67 (original savings) + $24 (grandparents' gift) = $91

Therefore, after adding his grandparents' early Christmas gift to his savings jar, Lucas now has a total of $91 in his savings jar.

### Answer: $91

Expected answer: 91

Correct? Yes

Problem: James had $80 with him when he went to the store. After spending $19 on books and $57 on a new pair of shoes, how much money did he have left?

Claude-3 Opus:

Let's organize the information we have:
- James had $80 with him when he went to the store.
- He spent $19 on books and $57 on a new pair of shoes.

To find out how much money James had left, we need to subtract the total amount he spent from the amount he had initially.

Step 1: Calculate the total amount James spent.
Total spent = Money spent on books + Money spent on shoes
Total spent = $19 + $57 = $76

Step 2: Subtract the total amount spent from the initial amount James had.
Money left = Initial amount - Total spent
Money left = $80 - $76 = $4

Therefore, James had $4 left after spending $19 on books and $57 on a new pair of shoes.

### Answer: $4

Expected answer: 4

Correct? Yes

Problem: Instead of spending $19 on books, James bought a magazine for $28 along with a pair of shoes for $57. How much total money did he spend at the store this time?

Claude-3 Opus:

Let's update the problem with the new information:
- James spent $28 on a magazine instead of $19 on books.
- James still spent $57 on a new pair of shoes.

To calculate the total amount James spent this time, we add the cost of the magazine and the cost of the shoes:

Total spent = Money spent on magazine + Money spent on shoes
Total spent = $28 + $57
Total spent = $85

Therefore, with the updated purchase of a magazine instead of books, James spent a total of $85 at The Money Store.

### Answer: $85

Expected answer: 85

Correct? Yes

Problem: Suppose that Kevin actually saved $60 in the first month instead of $40. Keeping the $14 he saved in the second month constant, how much money did Kevin save in total during these two months now?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
* In the first month, Kevin saves $60 (updated from $40).
* In the next month, Kevin saves an additional $14 (unchanged).

To find the total amount of money Kevin saved during these two months, we need to add the savings from both months:

* Total savings = Savings in the first month + Savings in the second month
* Total savings = $60 + $14
* Total savings = $74

Therefore, with the updated information, Kevin saved a total of $74 during these two months.

### Answer: $74

Expected answer: 74

Correct? Yes

Problem: Suppose Jerry actually started off with 96 pennies instead of 89. After buying the gumball with 15 of his pennies, how many pennies does he have left?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the given information:
   * Jerry has 96 pennies in his piggy bank.
   * He uses 15 pennies to buy a gumball.

2. To find out how many pennies Jerry has left, we need to subtract the number of pennies he used from the total number of pennies he had:
   * Pennies left = Total pennies - Pennies used
   * Pennies left = 96 - 15
   * Pennies left = <<96-15=81>>81

Therefore, Jerry has 81 pennies left in his piggy bank after buying the gumball.

### Answer: 81

Expected answer: 81

Correct? Yes

Problem: After receiving the money for his birthday, Devin decides to buy a book that costs $9 from his total amount. How much money would he have left after buying the book?

Claude-3 Opus:

Great! Let's solve this problem step by step. We know that:
* Devin had $86 after his birthday.
* He wants to buy a book that costs $9.

To find out how much money Devin would have left after buying the book, we need to subtract the cost of the book from his total money.

Money after birthday: $86
Cost of the book: $9

Money left after buying the book = Money after birthday - Cost of the book
Money left after buying the book = $86 - $9
Money left after buying the book = $77

So, Devin would have $77 left after buying the book.

### Answer: $77

Expected answer: 77

Correct? Yes

Problem: Suppose initially Devin had $61 saved in his piggy bank instead of $60 before his birthday. After receiving an additional $26 from his aunt on his birthday, how much money would he have in total?

Claude-3 Opus:

Let's update the information based on the new scenario:
* Devin has $61 saved in his piggy bank before his birthday.
* His aunt gives him an additional $26 for his birthday.

To find the total amount of money Devin has after his birthday, we need to add the money he had saved and the money he received from his aunt.

Money saved before birthday: $61
Money received from aunt: $26

Total money after birthday = Money saved before birthday + Money received from aunt
Total money after birthday = $61 + $26
Total money after birthday = $87

Therefore, if Devin had $61 saved initially and received an additional $26 from his aunt, he would have a total of $87 after his birthday.

### Answer: $87

Expected answer: 87

Correct? Yes

Problem: Now imagine Brian initially had 89 cents in his piggy bank but this time, he decided to buy a toy car for 62 cents. After buying the toy car, he found an additional 2 cents on the ground which he then adds to his piggy bank. How much money does Brian have in his piggy bank now, after these updates?

Claude-3 Opus:

Let's solve this problem step by step:

1. Brian initially has 89 cents in his piggy bank.

2. He buys a toy car for 62 cents.
   * Money left after buying the toy car = 89 cents - 62 cents = 27 cents

3. He finds an additional 2 cents on the ground and adds it to his piggy bank.
   * Money in the piggy bank after adding the found 2 cents = 27 cents + 2 cents = 29 cents

Therefore, after buying the toy car for 62 cents and adding the 2 cents he found, Brian now has 29 cents in his piggy bank.

### Answer: 29 cents

Expected answer: 29

Correct? Yes

Problem: Lisa has 43 $1 bills. She earns another 27 $1 bills from her part-time job. However, she loses $5 while going home from work. How many $1 bills does Lisa have left after losing the $5?

Claude-3 Opus:

Let's solve this problem step by step:

1. Find the total number of $1 bills Lisa has before losing the $5:
   * Lisa has 43 $1 bills initially.
   * She earns another 27 $1 bills from her part-time job.
   * Total $1 bills before losing the $5 = 43 + 27 = 70

2. Calculate the number of $1 bills Lisa has left after losing the $5:
   * Lisa loses $5 while going home from work.
   * $1 bills left after losing the $5 = 70 - 5 = 65

Therefore, Lisa has 65 $1 bills left after losing the $5.

### Answer: 65

Expected answer: 65

Correct? Yes

Problem: Suppose originally Liam had saved $81 doing chores instead of $54. He still wants to buy the video game that costs $29. If he decides to buy the game, how much money will he have left now?

Claude-3 Opus:

Great! Let's solve this problem with the updated information.

Given:
* Liam has now saved $81 from doing chores.
* The video game he wants to buy still costs $29.
* We need to find out how much money Liam will have left if he buys the game.

Calculation:
* Money left = Money saved - Cost of the game
* Money left = $81 - $29
* Money left = $52

Therefore, if Liam decides to buy the video game, he will have $52 left.

### Answer: $52

Expected answer: 52

Correct? Yes

Problem: Jessica's best friend Hannah also has a piggy bank. Jessica has 69 quarters and uses 18 quarters for her school's snack machine. Hannah already has 41 quarters in her piggy bank. If Jessica adds her remaining quarters to Hannah's quarters, how many quarters do they have combined?

Claude-3 Opus:

Great! Let's solve this problem step by step. We'll first find out how many quarters Jessica has left after using some for the snack machine, and then we'll add that number to Hannah's quarters.

Given:
- Jessica has 69 quarters initially.
- Jessica uses 18 quarters for the snack machine.
- Hannah has 41 quarters in her piggy bank.

Step 1: Calculate the number of quarters Jessica has remaining after using 18 for the snack machine.
Jessica's remaining quarters = Initial quarters - Used quarters
Jessica's remaining quarters = 69 - 18 = 51

Step 2: Add Jessica's remaining quarters to Hannah's quarters to find the total number of quarters they have combined.
Combined quarters = Jessica's remaining quarters + Hannah's quarters
Combined quarters = 51 + 41 = 92

Therefore, Jessica and Hannah have a total of 92 quarters combined.

### Answer: 92

Expected answer: 92

Correct? Yes

Problem: Jessica originally thought she had 69 quarters but realized she made a mistake and actually only had 39 quarters. After using 18 quarters for her school's snack machine, how many quarters does Jessica now have remaining in her piggy bank?

Claude-3 Opus:

Let's solve this problem step by step:

1. Understand the updated information:
   * Jessica actually had 39 quarters in her piggy bank, not 69.
   * She used 18 quarters for her school's snack machine.

2. To find out how many quarters Jessica has remaining, we need to subtract the number of quarters she used from the actual number of quarters she had initially.

3. Calculation:
   * Remaining quarters = Actual initial quarters - Used quarters
   * Remaining quarters = 39 - 18
   * Remaining quarters = 21

Therefore, Jessica now has 21 quarters remaining in her piggy bank.

### Answer: 21

Expected answer: 21

Correct? Yes

Problem: Tom had 63 quarters saved up. He decided to use some of his savings to buy a toy car that cost 50 quarters, leaving him with some change. Later, he wanted to buy a toy spaceship which cost 77 quarters. Since he had spent some quarters on the toy car, he wondered how many more quarters he would need to buy the toy spaceship. Can you help him figure this out?

Claude-3 Opus:

Certainly! Let's solve this problem step by step:

1. Understand the given information:
   * Tom had 63 quarters saved up initially.
   * He bought a toy car that cost 50 quarters.
   * He wants to buy a toy spaceship that costs 77 quarters.

2. Calculate how many quarters Tom had left after buying the toy car:
   * Remaining quarters after buying the car = Total quarters - Cost of the toy car
   * Remaining quarters after buying the car = 63 - 50
   * Remaining quarters after buying the car = 13

3. Calculate how many more quarters Tom needs to buy the toy spaceship:
   * Additional quarters needed = Cost of the toy spaceship - Remaining quarters
   * Additional quarters needed = 77 - 13
   * Additional quarters needed = 64

Therefore, Tom needs 64 more quarters to buy the toy spaceship.

### Answer: 64

Expected answer: 64

Correct? Yes

Problem: In our last session, Tom had 63 quarters saved up and he spent them on a toy car that cost 50 quarters. But now let's suppose that the toy car only cost 7 quarters. How many quarters would Tom have left if he spent 7 quarters from his initial saving of 63 quarters on the toy car?

Claude-3 Opus:

Great! Let's solve this problem step by step, using the new information you provided.

Given:
- Tom had 63 quarters saved up initially.
- The toy car now costs 7 quarters.

To find out how many quarters Tom would have left after buying the toy car, we need to subtract the cost of the toy car from his initial savings.

Remaining quarters = Initial savings - Cost of the toy car
Remaining quarters = 63 - 7
Remaining quarters = 56

So, if Tom spent 7 quarters from his initial saving of 63 quarters on the toy car, he would have 56 quarters left.

### Answer: 56

Expected answer: 56

Correct? Yes

Problem: Suppose now, instead of spending 61 cents on a toy, Leah spends 35 cents on stickers and keeps the rest of her 94 cents saved. How much money does she now have left after buying the stickers?

Claude-3 Opus:

Great! Let's solve this problem step by step:

1. Understand the given information:
   * Leah has 94 cents in her piggy bank.
   * She spends 35 cents on stickers.
   * She keeps the rest of her money saved.

2. To find out how much money Leah has left, we need to subtract the amount she spent on stickers from the amount she had initially:
   * Money left = Initial amount - Amount spent on stickers
   * Money left = 94 cents - 35 cents
   * Money left = 59 cents

Therefore, Leah has 59 cents left in her piggy bank after buying the stickers.

### Answer: 59 cents

Expected answer: 59

Correct? Yes

Problem: Suppose instead of finding $69, Derek had initially found $61 in his drawer. After buying the game and receiving the $3 from his friend, how much money would he have then?

Claude-3 Opus:

Okay, let's solve this problem with the new initial amount:

1. Derek initially had $61 in his drawer.

2. He bought a board game which cost $28. To find out how much money he had left after buying the game, we need to subtract the cost of the game from his initial amount.
   * Money left after buying the game = $61 - $28 = $33

3. After paying for the game, Derek received his change, which means he now has $33.

4. Derek's friend gave him an additional $3. To find out how much money he has now, we need to add this $3 to the money he had after receiving his change.
   * Current money = $33 + $3 = $36

Therefore, if Derek had initially found $61 in his drawer, he would have $36 after buying the game and receiving $3 from his friend.

### Answer: $36

Expected answer: 36

Correct? Yes