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.

Ex Input:
For Halloween Faye scored 47 pieces of candy . She ate 25 pieces the first night and then her sister gave her 40 more pieces . How many pieces of candy does Faye have now ?

Ex Output:
62


Ex Input:
Will bought 7 boxes of chocolate candy and gave 3 to his little brother . If each box has 4 pieces inside it , how many pieces did Will still have ?

Ex Output:
16


Ex Input:
Luke made 9 dollars mowing lawns and 18 dollars weed eating . If he only spent 3 dollar a week , how long would the money last him ?

Ex Output:

9