instruction:
You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
question:
You have collected 7 crickets . How many more crickets do you need to collect to have 11 crickets ?
answer:
4


question:
Students at Arcadia schools are participating in a coat drive . 9437 coats have been collected so far . 6922 coats were collected from the high schools , and the rest from the elementary schools . How many coats were collected at the elementary schools ?
answer:
2515


question:
Misha has 34 dollars . How many more dollars does she have to earn to have 47 dollars ?
answer:

13