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

Ex Output:
76.0

Ex Input:
Tom had 27 pennies and 15 dimes in his bank. His dad gave him 33dimes and 49 nickels. How many dimes does he have now?

Ex Output:
48.0

Ex Input:
Sam had 49 pennies and 24 nickels in his bank. His dad gave him 39 nickels and 31 quarters. How many nickels does he have now?

Ex Output:
63.0