instruction:
You are given a math word problem and you are supposed to apply a single mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report final the numerical answer.
question:
There are 7 crayons in the drawer . Mary took 3 crayons out of the drawer . How many crayons are there now ?
answer:
4

question:
Sara grew 43 pumpkins , but the rabbits ate 23 pumpkins . How many pumpkins does Sara have ?
answer:
20

question:
The school is planning a field trip . There are 180 students and 60 seats on each school bus . How many buses are needed to take the trip ?
answer:
3