TASK DEFINITION: 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.
PROBLEM: Norma has 88 cards . She loses 70 . How many cards will Norma have ?

SOLUTION: 18

PROBLEM: Sally paid $ 12.32 total for peaches , after a 3 dollar coupon , and $ 11.54 for cherries . In total , how much money did Sally spend ?

SOLUTION: 23.86

PROBLEM: 231 birds were sitting in a tree . Some more fly up to the tree . Then there were 312 birds in the tree . How many more fly up to the tree ?

SOLUTION:
81