1. (0,1224÷1,2-12)·0,6-0,6 = (0,102-12)·0,6-0,6 = -11,898·0,6-0,6 = -7,1388-0,6 = -7,73882. -2+(1,47÷1,4-1,5)·(-13)÷(-0,13)3) = -2+(1,05-1,5)·(-13)÷(-0,13)3) = -2+(-0,45·(-13)÷(-0,13)3) = -2+(5,85÷(-0,13)3) = -2+(45·3) = -2+135 = 133
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Answers & Comments
1. (0,1224÷1,2-12)·0,6-0,6 = (0,102-12)·0,6-0,6 = -11,898·0,6-0,6 = -7,1388-0,6 = -7,7388
2. -2+(1,47÷1,4-1,5)·(-13)÷(-0,13)3) = -2+(1,05-1,5)·(-13)÷(-0,13)3) = -2+(-0,45·(-13)÷(-0,13)3) = -2+(5,85÷(-0,13)3) = -2+(45·3) = -2+135 = 133