Definition: 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.
Input: Benny found 66 seashells and 49 starfish on the beach. He gave 52 ofthe seashells to Jason. How many seashells does Benny now have?

14.0