Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.

Example Input: the difference between 2 numbers is 24 the smaller number is 46 what is the larger number ?
Example Output: 70

Example Input: alyssa has 30 books in her library . she bought several books at a yard sale over the weekend . she now has 88 books in her library . how many books did she buy at the yard sale ?
Example Output: 58

Example Input: at the arcade dave spent 43 tickets on stuffed tiger . then he had 55 left . how many tickets did dave have to start with ?
Example Output:
98