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 9 crayons in the drawer. Benny placed 3 crayons in thedrawer. How many crayons are now there in total?

Ex Output:
12.0


Ex Input:
Keith spent $136.06 on speakers, $139.38 on a CD player, and $112.46 on new tires. He wanted 3 CD's for $6.16, but did n't buythem. In total, how much did he spend?

Ex Output:
387.9


Ex Input:
Abe's family moved from the Bahamas to Japan, so they had converttheir money into Japanese yen. Their checking account now has 6359yen and their savings account now has 3485 yen. How many yen dothey have?

Ex Output:

9844.0