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.

Ex Input:
Carefully following a recipe , Kenny used exactly 0.16666666666666666 cup of oil and 1.1666666666666667 cups of water . How many cups of liquid did Kenny use in all ?

Ex Output:
1.3333333333333333


Ex Input:
A waiter had 19 customers to wait on . If 14 customers left and he got another 36 customers , how many customers would he have ?

Ex Output:
41


Ex Input:
Tim has 22 books . Mike has 20 books . How many books do they have together ?

Ex Output:

42