TASK DEFINITION: You are given a math word problem and you are supposed to only use subtraction on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
PROBLEM: Context: Rachel had to complete 7 pages of math homework. If she had to complete 4 more pages of math homework than reading homework 

 Question: How many pages of reading homework did she have to complete?

SOLUTION: 3

PROBLEM: Context: Baker made 54 cakes and 143 pastries. If he sold 68 cakes and 92 pastries 

 Question: How many more pastries than cakes did baker sell?

SOLUTION: 24

PROBLEM: Context: A book has 2 chapters. The first chapter is 48 pages long. The second chapter is 11 pages long. 

 Question: How many more pages does the first chapter have than the second chapter?

SOLUTION:
37