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.

Input: Consider Input: Paul bought 6 boxes of chocolate candy and 4 boxes of caramel candy . If each box has 9 pieces inside it , how much candy did he have total ?

Output: 90


Input: Consider Input: Mary is baking a cake . The recipe calls for 7 cups of flour and 3 cups of sugar . She already put in 2 cups of flour . How many cups of flour does she need to add ?

Output: 5


Input: Consider Input: I need to figure out how to get the amount from a phone bill sent to Boston on June 16 . The Rate for First Minute is 0.4698 , the Rate for Additional Minutes is 0.374 , and the Total Minutes are 17 . How much is the bill ?


Output: 6.45