You are given a math word problem and you are supposed to apply a single mathematical operator 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.

Example Input: 20 peaches are in the basket . 25 more peaches are put in the basket . how many peaches are in the basket now ?
Example Output: 45

Example Input: mrs. franklin had 58 valentines . mrs. franklin gave some to her students . now she has 16 how many valentines did mrs. franklin give to her students ?
Example Output: 42

Example Input: bryan took a look at his books as well . if he has 56 books in each of his 9 bookshelves how many books does he have in total ?
Example Output:
504