Instructions: 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: Joan grew 24 pumpkins, Keith grew 42 pumpkins, and Alyssa grew 13pumpkins. They worked for 34 days on the farm. How manypumpkins did they grow in all?
Output:
79.0