16/243
Пошаговое объяснение:
1) 4/9 : 3/7 = 4/9 • 7/3 = 28/27 = 1 1/27
2) 1 1/27 • 5/12 = 28/27 • 5/12 = 35/81
3) 35/81 : 7/8 = 35/81 • 8/7 = 40/81
4) 40/81 • 3/27 = 40/729
5) 40/729 • 1 1/5 = 40/729 • 6/5 = 16/243
16/243
Пошаговое объяснение:
1) 4/9 : 3/7 = 4/9 • 7/3 = 28/27 = 1 1/27
2) 1 1/27 • 5/12 = 28/27 • 5/12 = 35/81
3) 35/81 : 7/8 = 35/81 • 8/7 = 40/81
4) 40/81 • 3/27 = 40/729
5) 40/729 • 1 1/5 = 40/729 • 6/5 = 16/243