TASK DEFINITION: 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.
PROBLEM: Kate has 223 pennies . John has 388 pennies . How many more pennies does John have ?

SOLUTION: 165

PROBLEM: Kelly has 121 Nintendo games . How many does she need to give away so that she will have 22 games left ?

SOLUTION: 99

PROBLEM: Mike has 8 orange marbles , he gave Sam 4 of the marbles . How many orange marbles does he now have ?

SOLUTION:
4