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.

Input: Consider Input: a book store had 4 books in the bargin bin . if they sold 3 books but then put 10 more in the bin how many books would be in the bin ?

Output: 11

Input: Consider Input: while shopping maria bought 35 green towels and 21 white towels . if she gave her mother 34 of them how many towels did maria end up with ?

Output: 22

Input: Consider Input: amy has 67 balloons . 29 of them are red and 17 are green . the rest of the balloons are blue . how many blue balloons does amy have ?
Output: 21