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: 8666 + 80 + 2370 - 4680 - 3944 + 3621 + 4402 - 5171

Answer: 11988


Question: 7591 + 2427 + 6553 + 4047 - 9300 + 2235 + 7278

Answer: -5649


Question: 7344 + 9206 + 3989 + 5648 - 7620

Answer:
-3879