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

Example Input: Wendy was playing a video game and had 10 lives . In a hard part of the game she lost 6 lives . If she got 37 more lives in the next level , how many lives would she have ?
Example Output: 41

Example Input: There are 79 pencils in a box . Eric takes 4 pencils . How many are left ?
Example Output: 75

Example Input: For Halloween Megan received 11 pieces of candy from neighbors and 5 pieces from her older sister . If she only ate 8 pieces a day , how long would the candy last her ?
Example Output:
2