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.

[EX Q]: christine has 11 stickers on her good helper chart . she needs 30 stickers to get a prize . how many more stickers does christine need ?
[EX A]: 19

[EX Q]: at the top of the empire state building he saw the madison square garden so he decided to go there as well . it took him 676 steps to get down the building and 315 steps from the building to madison square garden . how many steps did he take to get to madison square ?
[EX A]: 991

[EX Q]: for gwen 's birthday she received 5 dollars . if she spent 3 dollars . how much money did she still have ?
[EX A]:
2

