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.

[Q]: at the arcade billy had won 48 tickets . after buying a yoyo he had 32 tickets left . how many tickets did the yoyo cost ?
[A]: 16

[Q]: gwen prepared 98 books to sell in the flea market . after the activity ended she had 96 books left . how many did she sell ?
[A]: 2

[Q]: mrs. hilt made 5 rice krispie treats . she used 8 large marshmallows and 10 mini marshmallows . how many marshmallows did she use altogether ?
[A]:
18