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: After eating a hearty meal they went to see the Buckingham palace. There, Rachel learned that 132 visitors came to the Buckingham palace that day. If 406 people visited the Buckingham palace within the past 327 days 

 Question: How many visitors visited the Buckingham palace on the previous day?

SOLUTION: 274

PROBLEM: Context: Rachel had to complete 5 pages of math homework and yet more pages of reading homework. If she had to complete a total of 7 pages of homework 

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

SOLUTION: 2

PROBLEM: Context: 33 campers went rowing in the morning 34 campers went rowing in the afternoon and 10 campers went rowing in the evening. 

 Question: How many more campers went rowing in the afternoon than in the evening?

SOLUTION:
24