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:
Henry earned 5 dollars for each lawn he mowed . If he had 12 lawns to mow , but forgot to mow 7 of them , how much money did he actually earn ?
answer:
25


question:
A store had 31 oranges in a bin . If they threw away 9 of the old ones and put 38 new ones in the bin how many would be in the bin ?
answer:
60


question:
On Wednesday , Joan spent 4 half - dollars playing pinball . The next day , she spent 14 half - dollars on pinball . What was the total amount Joan spent playing pinball ?
answer:

9