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: You have 7 balloons and your friend has 5 balloons . How many more balloons do you have than your friend ?
Example Output: 2

Example Input: Fred went to 36 basketball games this year , but missed 35 . He went to 11 games last year . How many basketball games did Fred go to in total ?
Example Output: 47

Example Input: There were 105 parents in the program and 698 pupils , too . How many people were present in the program ?
Example Output:
803