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: Rachel bought two coloring books . One had 23 pictures and the other had 32 . After one week she had already colored 44 of the pictures . How many pictures does she still have to color ?

SOLUTION: 11

PROBLEM: Edward and his friend were buying trick decks from the magic shop for 9 dollars each . How much did they spend if Edward bought 4 decks and his friend bought 4 decks ?

SOLUTION: 72

PROBLEM: Mike invited 13 friends to a birthday party , but 7 could n't come . If he wanted to buy enough cupcakes so each person could have exactly 4 , how many should he buy ?

SOLUTION:
24