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.

Example Input: There are 39 dogwood trees currently in the park. Park workers willplant 41 dogwood trees today and 20 dogwood trees tomorrow. Howmany dogwood trees will the park have when the workers arefinished?
Example Output: 100.0

Example Input: At Lindsey's Vacation Wear, 0.37 the garments are bikinis and 0.23 are trunks. What fraction of the garments are either bikinis or trunks?
Example Output: 0.6

Example Input: Joan had 695 Pokemon cards, and 6 were torn. Sara bought 133 ofJoan's Pokemon cards. How many Pokemon cards does Joan havenow?
Example Output:
562.0