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.

Q: Teresa starts with 52 bananas . She gets 2 more from Rachel . How many bananas does Teresa end with ?

A: 54
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Q: A dust storm sweeps across the prairie . It covers 64535 acres of the prairie in dust , but leaves 522 acres untouched . How many acres does the prairie cover ?

A: 65057
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Q: A restaurant served 7 slices of pie during lunch and 5 during dinner today . It served 8 of them yesterday . How many slices of pie were served today ?

A:
12
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