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 22 orchid bushes and 40 orange trees currently in the park.Park workers will plant 13 orchid bushes today. How many orchidbushes will the park have when the workers are finished?

Ex Output:
35.0


Ex Input:
Sara had 4 quarters and 8 dimes in her bank. Her sister borrowed 4dimes. How many dimes does Sara have now?

Ex Output:
4.0


Ex Input:
Sara picked 45 pears and Sally picked 11 pears from the pear tree.How many pears were picked in total?

Ex Output:

56.0