TASK DEFINITION: Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.
PROBLEM: at the arcade dave spent 43 tickets on stuffed tiger . then he had 55 left . how many tickets did dave have to start with ?

SOLUTION: 98

PROBLEM: isabella 's hair is 18 inches long . if she gets a haircut and now her hair is 9 inches long how much of isabella 's hair got cut off ?

SOLUTION: 9

PROBLEM: haley bought 11 new shirts for school . if she returned 6 of them how many did she end up with ?

SOLUTION:
5