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: Tom had 27 pennies and 15 dimes in his bank . His dad gave him 33 dimes and 49 nickels . How many dimes does he have now ?
Example Output: 48

Example Input: Warren has 252 guests coming to his party . Each table will hold 4 guests . How many tables will he need ?
Example Output: 63

Example Input: Lucy has 212 fish . How many more fish does she need to buy to have 280 fish ?
Example Output:
68