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.
--------
Question: For his car, Mike spent $118.57 on speakers and $106.33 on newtires. Mike wanted 3 CD's for $4.58 but decided not to. In total,how much did Mike spend on car parts?

Answer: 224.9


Question: Sara had 21 quarters in her bank. Her dad gave her 49 quarters. Howmany quarters does she have now?

Answer: 70.0


Question: Sally has 9 orange balloons and 4 blue balloons. She lost 2 of theorange balloons. How many orange balloons does Sally have now?

Answer:
7.0