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: Consider Input: Mike found 6 seashells and 4 starfish, but 4 of the seashells werebroken. How many unbroken seashells did Mike find?

Output: 2.0


Input: Consider Input: Tom has 30 violet balloons, he gave Fred 16 of the balloons. Howmany violet balloons does he now have?

Output: 14.0


Input: Consider Input: There is 0.2 cup of oil in Scarlett's measuring cup. If Scarlett adds 0.3 cup more, how much oil will be in the measuring cup?


Output: 0.5