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.

Ex Input:
Context: After eating a hearty meal they went to see the Buckingham palace. There, Rachel learned that 132 visitors came to the Buckingham palace that day. If 406 people visited the Buckingham palace within the past 327 days

Question: How many visitors visited the Buckingham palace on the previous day?

Ex Output:
274

Ex Input:
Context: Paco had 13 cookies. He ate 2 of them. Then he bought 36 more cookies

Question: How many more cookies did he buy than those he ate?

Ex Output:
34

Ex Input:
Context: Paul had 71 books. After selling some in a garage sale he bought 38 new ones. If he has 116 books now

Question: How many more books did he buy than he sold?

Ex Output:
45