You are given a math word problem and you are supposed to only use subtraction on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Input: Consider Input: Context: Paco had 40 cookies. He ate 5 cookies and gave 13 of them to his friend.

Question: How many cookies did paco have left?

Output: 22

Input: Consider Input: Context: There are 17 different movies and 11 different books in the ' crazy silly school ' series. If you read 13 of the books and watched 63 of the movies

Question: How many more movies than books are there in the ' crazy silly school ' series?

Output: 6

Input: Consider Input: Context: Winter is almost here and most animals are migrating to warmer countries. There are 38 bird families living near the mountain. If 47 bird families flew away to africa and 94 bird families flew away to asia

Question: How many more bird families flew away to asia than those that flew away to africa?
Output: 47