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.

Milford Lake was originally blue because it only had 809 algae plants.Now there are 3263 algae plants, and the lake has turned green.How many more algae plants are in Milford Lake now?
2454.0

Kelly bought 0.1 pounds of peanuts and 0.4 pounds of raisins. Howmany pounds of snacks did she buy in all?
0.5

Mike picked 7 apples, Nancy picked 3 apples, and Keith picked 6apples and 4 pears, at the farm. How many apples were picked intotal?

16.0