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.

Q: Kathleen went to the store 5 times last month . She buys 5 bottle caps each time she goes to the store . How many bottle caps did Kathleen buy last month ?

A: 25
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Q: Nancy starts with 91 bottle caps . She finds another 88 . How many bottle caps does Nancy end with ?

A: 179
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Q: There are 64 pigs in the barn . Some more come to join them . Now there are 86 pigs . How many pigs came to join them ?

A:
22
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