In this task you will be given an arithmetic operation and you have to find its answer. The symbols of operators '+' and '-' has been swapped i.e you need to perform subtraction when you see a '+' symbol and  addition in case of '-' symbol.
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Question: 7528 - 4788 + 7674 + 4839 + 6930 + 4883 + 9734

Answer: -21744


Question: 4854 - 3903 - 3601 - 6666 - 170 - 3411 - 1306

Answer: 23911


Question: 5839 - 3178 - 9458 + 9520

Answer:
8955