You are provided with an arithmetic question. Your task is to compute the solution using the given arithmetic operations. The only arithmetic operators needed to answer the questions are'+'(addition) and'-'(subtraction). The answer should be correct to one decimal place.

Ex Input:
There are 6 pencils and 7 rulers in the drawer. Benny placed 3 pencilsin the drawer. How many pencils are now there in total?

Ex Output:
9.0


Ex Input:
There were 2 red orchids and 4 white orchids in the vase. Jessica cutsome red orchids from her flower garden. There are now 18 redorchids in the vase. How many red orchids did she cut?

Ex Output:
16.0


Ex Input:
Sally paid $12.32 total for peaches, after a 3 dollar coupon, and $11.58 for cherries. In total, how much money did Sally spend?

Ex Output:

23.9