You are given a math word problem and you are supposed to apply a single mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report final the numerical answer.

The Silvergrove Public Library used a grant to purchase 2647 books . Now the library has a total of 8582 books . How many books did the library have before the grant ?
5935

Clarence has 99 tickets . He gives 7 to Eugene . How many tickets will Clarence have ?
92

I read 21 pages of my English book yesterday . Today , I read 17 pages . What is the total number of pages did I read ?

38

