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:
Dan's cat had kittens and 5 had spots. He gave 7 to Tim and 4 toJason. He now has 5 kittens. How many kittens did he have to startwith?

Ex Output:
16.0


Ex Input:
Dina made cookies. She used 0.625 cup of flour and 0.25 cup of sugar. How much more flour than sugar did Dina use?

Ex Output:
0.375


Ex Input:
There are 54 scissors in the drawer. Keith placed 22 scissors in thedrawer. How many scissors are now there in all?

Ex Output:

76.0