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Simply open any of your txt files or use an empty new one. Enter 2 plus 3 and press Enter. The result " = 5 " will be added automatically: 2 + 3 = 5 Use any of +, -, /, * operations: -2 + 3.5 = 1.500000 1 + 2 + 3 - 4 = 2 2 * 3 = 6 8 / 4 = 2.000000...
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