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: Shelby ’ s teacher gives out gold stars for great math work . Yesterday , Shelby earned 4 gold stars . Today , she earned 3 more . How many gold stars did Shelby earn in all ?

SOLUTION: 7

PROBLEM: Tom has 30 violet balloons , he gave Fred 16 of the balloons . How many violet balloons does he now have ?

SOLUTION: 14

PROBLEM: A group of 4 friends went into a restaurant . The chef already had 9 chicken wings cooked but cooked 7 more for the group . If they each got the same amount how many would each person get ?

SOLUTION:
4