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]: Mrs. Sheridan has 11 cats . Mrs. Garrett has 24 cats . How many more cats does Mrs. Garrett have than Mrs. Sheridan ?
[A]: 13


[Q]: Nancy starts with 91 bottle caps . She finds another 88 . How many bottle caps does Nancy end with ?
[A]: 179


[Q]: Each year , salmon travel upstream , going from the ocean to the rivers where they were born . This year , 712261 male and 259378 female salmon returned to their rivers . How many salmon made the trip ?
[A]:
971639