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.

Ex Input:
Priya needs 54 cupcakes for a birthday party . She already has 15 chocolate cupcakes and 25 vanilla cupcakes . How many more cupcakes should Priya buy ?

Ex Output:
14

Ex Input:
Janet was playing a video game and had 47 lives . In a hard part of the game she lost 23 lives . If she got 46 more lives in the next level , how many lives would she have ?

Ex Output:
70

Ex Input:
For a birthday party Cody bought 4 regular sodas and 44 diet sodas . If his fridge would only hold 6 on each shelf , how many shelves would he fill up ?

Ex Output:
8