instruction:
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:
Joan has 9 blue balloons but lost 2 of them. How many blue balloonsdoes Joan have now?
answer:
7.0


question:
Nicole found an orange caterpillar and a green caterpillar in her backyard. The green caterpillar was 3.06 inches long and the orange caterpillar was 1.16 inches long. How much longerwas the green caterpillar than the orange caterpillar?
answer:
1.9


question:
Fred has 10 red balloons, Sam has 46 red balloons, and Dan has 16red balloons. The balloons cost 10 dollars. How many red balloonsdo they have in all?
answer:

72.0