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:
As part of a lesson on earthquakes, a science class is researching themovement of a nearby fault line. The fault line moved 1.25 inchesduring the past year and 5.25 inches the year before. How far did thefault line move in all?

Ex Output:
6.5


Ex Input:
There are 48 pencils and 40 scissors in the drawer. Joan placed 29pencils in the drawer. How many pencils are now there in all?

Ex Output:
77.0


Ex Input:
A farmer estimates that he will harvest 48097 bushels of wheat. Theweather is perfect during the growing season, so he harvests 684bushels of wheat than expected. How many bushels of wheat doesthe farmer harvest?

Ex Output:

48781.0