instruction:
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.
question:
Luke had 48 dollars in January . By March he had spent 11 dollars . If he got another 21 dollars from his mom , how much money would he have ?
answer:
58

question:
Tony had $ 20 . Tony paid $ 8 for a ticket to a baseball game . At the game , Tony bought a hot dog for $ 3 . What amount of money did Tony have then ?
answer:
9

question:
Amy had 26 music files and 36 video files on her flash drive . If she deleted 48 of the files , how many files were still on her flash drive ?
answer:
14