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.

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 ?
971639

Mark sprinted 24 miles at 6 miles per hour . How long did Mark sprint ?
4

There are 4 cards . 3 cards more are added . How many are there total ?

7

