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.

Q: There are 41 short trees and 44 tall trees currently in the park . Park workers will plant 57 short trees today . How many short trees will the park have when the workers are finished ?

A: 98
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Q: Fred has 5 yellow balloons , Sam has 6 yellow balloons , and Mary has 7 yellow balloons . The balloons cost 5 dollars . How many yellow balloons do they have in total ?

A: 18
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Q: Luke was trying to expand his game collection . He bought 2 games from a friend and bought 2 more at a garage sale . If 2 of the games did n't work , how many good games did he end up with ?

A:
2
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