11 / 12 + 3 / 7 1 + 3 / 12 1 + (5 / 7 6-0.123)

11 / 12 + 3 / 7 1 + 3 / 12 1 + (5 / 7 6-0.123)

12 / 11 + 3 + 7 / 1 + 3 + 12 / 1 + (5 / 7 / 6-0.123) = 12 / 11 + 3 / 7 / 1 + 3 / 12 + 5 / 7 / 6-0.123 = 12 / 11 + 3 / 12 + 3 / 7 / 1 + 5 / 7 / 6-0.123 = (12 / 11 + 3 / 12) + (3 / 7 / 1 + 5 / 7 / 6) - 0.123 = 4 + 9-0.123 =