TASK DEFINITION: You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
PROBLEM: Dave bought 12 boxes of chocolate candy and gave 5 to his little brother . If each box has 3 pieces inside it , how many pieces did Dave still have ?

SOLUTION: 21

PROBLEM: Ned was trying to expand his game collection . He bought 11 games from a friend and bought 22 more at a garage sale . If 19 of the games did n't work , how many good games did he end up with ?

SOLUTION: 14

PROBLEM: Sally found 9 seashells , Tom found 7 seashells , and Jessica found 5 seashells on the beach . How many seashells did they find together ?

SOLUTION:
21