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: Iesha has 58 books . 19 are about school and the rest are about sports . How many books about sports does Iesha have ?

A: 39
****
Q: Mrs. Hilt looked at her car 's odometer before a trip . The odometer showed that she had traveled 212.3 miles . When she stopped for lunch , the odometer read 372 . How many miles had she traveled ?

A: 159.7
****
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
****