instruction:
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.
question:
Charles has 4 apples . Jessica gives Charles 39 more . How many apples does Charles have in all ?
answer:
43


question:
Luke was putting his spare change into piles . He had 5 piles of quarters and 5 piles of dimes . If each pile had 3 coins in it , how many coins did he have total ?
answer:
30


question:
At the arcade Dave won 25 tickets . If he spent 22 tickets on a beanie and later won 15 more tickets , how many would he have ?
answer:

18