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


question:
The clown blew up 47 balloons . Then he blew up 13 more balloons . How many balloons does the clown have now ?
answer:
60


question:
A restaurant served 9 hot dogs during lunch and 2 during dinner today . It served 5 of them yesterday . How many hot dogs were served today ?
answer:

11