Пошаговое объяснение:
1 1/8 × 9 1/3 = 9/8 * 28/3 = 21/2 = 10 1/2
3/4 × 8/9 = 2/3
3/10 × 2 6/7 × 1 5/9 = 3/10 * 20/7 * 14/9 = 4/3 = 1 1/3
Пошаговое объяснение:
1 1/8 × 9 1/3 = 9/8 * 28/3 = 21/2 = 10 1/2
3/4 × 8/9 = 2/3
3/10 × 2 6/7 × 1 5/9 = 3/10 * 20/7 * 14/9 = 4/3 = 1 1/3