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.

Christine wandered 20 miles at 4 miles per hour . How long did Christine wander ?
5

A marine biologist measured 1 fish that was 0.3 foot long and a second fish that was 0.2 foot long . How much longer was the first fish ?
0.1

Martha starts with 3 cards . She gets 76 more from Emily . How many cards does Martha end with ?

79