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:
Suzie found 2 worms in the yard and measured them with a ruler. One worm was 0.8 inch long. The other worm was 0.1 inch long. How much longer was the longer worm?

Ex Output:
0.7


Ex Input:
Molly owns the Wafting Pie Company. This morning, her employeesused 816 eggs to bake pumpkin pies. If her employees used a total of1339 eggs today, how many eggs did they use in the afternoon?

Ex Output:
523.0


Ex Input:
There are 34 pencils and 49 crayons in the drawer. Dan took 22pencils from the drawer. How many pencils are now in the drawer?

Ex Output:

12.0