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

Input: Consider Input: Tom had to wash 10 short sleeve shirts and 25 long sleeve shirts before school . If he had only washed 5 of them by the time school started , how many did he not wash ?

Output: 30


Input: Consider Input: A store had 40 oranges in a bin . If they threw away 25 of the old ones and put 21 new ones in the bin how many would be in the bin ?

Output: 36


Input: Consider Input: The school cafeteria ordered 37 red apples and 45 green apples for students lunches . But , if only 51 students wanted fruit , how many extra did the cafeteria end up with ?


Output: 31