3 2/3
Пошаговое объяснение:
1) -1 3/7 * 4 2/3 = -10/7 * 14/3 = -20/3 = -6 2/3
2) -6 2/3 + 1 7/9 = -6 6/9 + 1 7/9 = -4 8/9
3) -4 8/9 * (-3/4) = 44/9 * 3/4 = 11/3 = 3 2/3
3 2/3
Пошаговое объяснение:
1) -1 3/7 * 4 2/3 = -10/7 * 14/3 = -20/3 = -6 2/3
2) -6 2/3 + 1 7/9 = -6 6/9 + 1 7/9 = -4 8/9
3) -4 8/9 * (-3/4) = 44/9 * 3/4 = 11/3 = 3 2/3