3 23/51
Пошаговое объяснение:
6/9+12/17+6/9+7/17= 12/9 + 19/17 = 1 3/9 + 2 2/17 = 1 1/3 + 2 2/17 =
1 17/51 + 2 6/51 = 3 23/51
3 23/51
Пошаговое объяснение:
6/9+12/17+6/9+7/17= 12/9 + 19/17 = 1 3/9 + 2 2/17 = 1 1/3 + 2 2/17 =
1 17/51 + 2 6/51 = 3 23/51