1) 5/9 = 15/27 = 25/45 = 40/72
2) 7/6 = 21/18 = 35/30 = 49/42
3) 3/4 = 18/24 = 24/32 = 36/48
4) 2/3 = 10/15 = 14/21 = 18/27
во
1) 5/9 162/27 25/5 40/10 2) 7/6 21/3 90/30 49/7 3) 3/4 168/24 24/4 288/48 4) 2/3 45/15 14/2 108/27
Пошаговое объяснение:
