Given the task definition and input, reply with output. 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.

Scarlett made a fruit salad with 0.225 pound of melon and 0.375 poundof berries. How many pounds of fruit did Scarlett use in all?

0.6