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: Melanie had 10 quarters and 17 pennies in her bank. Her dad gaveher 27 pennies and her mother gave her 19 pennies. How manypennies does Melanie have now?

63.0