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: The grasshopper, the frog and the mouse had a jumping contest. The grasshopper jumped 14 inches. The mouse jumped 16 inches lesser than the frog who jumped 37 inches farther than the grasshopper. 

 Question: How much farther did the mouse jump than the grasshopper?

SOLUTION: 21

PROBLEM: Context: Paul got a box of 521 crayons and 66 erasers for his birthday. At the end of the school year he only had 154 left while not having lost a single erasers. 

 Question: How many crayons had been lost or given away?

SOLUTION: 367

PROBLEM: Context: In a school there are 362 boys and 257 girls. 403 more girls joined the school. 

 Question: How many more girls than boys does the school have?

SOLUTION:
298