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.

Input: Consider Input: When Jake had 1 cat , he needed to serve 0.5 can of cat food each day . Now that Jake has adopted a second cat , he needs to serve a total of 0.9 can each day . How much extra food is needed to feed the second cat ?

Output: 0.4


Input: Consider Input: I have 224 cents to buy candy . If each piece of bulk candy costs 8 cents , how many gumdrops can I buy ?

Output: 28


Input: Consider Input: So far , an orchard has sold a combined total of 9792 pounds of fresh and frozen fruit this season . If they have sold 3513 pounds of frozen fruit , how many pounds of fresh fruit have been sold so far ?


Output: 6279