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: 240 - 438 + 497 - 5901 - 1960 + 4782 + 6400 - 4055

Answer: 915


Question: 6881 + 1331 - 470 + 6067 - 9323

Answer: 9276


Question: 153 + 36 + 8262 - 8271 + 1309 - 8385 - 3044 + 7821

Answer:
2425