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.

Example Input: Sara 's high school played 12 basketball games this year . The team won most of their games . They were defeated during 4 games . How many games did they win ?
Example Output: 8

Example Input: There were a total of 323 football games in the season . The season is played for 17 months . How many football games were played each month , if each month has the same number of games ?
Example Output: 19

Example Input: Alyssa 's cat had 8 kittens and 8 had spots . She gave 4 to her friends . How many kittens does she now have ?
Example Output:
4