12 - −30.6-30.6−30.6 - 31 - 8 = 12 + 30.6 - 31 - 812 + 30.6 = 42.642.6 - 31 = 11.611.6 - 8 = 3.6
Ответ: 3.6
12 - −30.6-30.6−30.6 - 31 - 8 = 12 + 30.6 - 31 - 8
12 + 30.6 = 42.6
42.6 - 31 = 11.6
11.6 - 8 = 3.6
Ответ: 3.6