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.

[EX Q]: Dan had 14 peaches and 10 pears at his roadside fruit dish. He wentto the orchard and picked peaches to stock up. There are now 85peaches. how many did he pick?
[EX A]: 71.0

[EX Q]: Tom found 5 seashells on the beach. he gave Jessica 2 of theseashells. How many seashells does he now have?
[EX A]: 3.0

[EX Q]: Jessica is baking a cake. The recipe calls for 8 cups of flour and 2 cupsof sugar. She already put in 4 cups of flour. How many cups of flourdoes she need to add?
[EX A]:
4.0