1) 3/6 + 4/7 = 21/42 + 24/42 = 45/42 = 1 3/42 = 1 1/14
2) 4/11 + 2/3 = 12/33 + 22/33 = 34/33 = 1 1/33
3) 2/11 + 7/9 = 18/99 + 77/99 = 95/99
4) 7/36 + 2/3 = 7/36 + 24/36 = 31/36
Пошаговое объяснение:
1) 3/6 + 4/7 = 21/42 + 24/42 = 45/42 = 1 3/42 = 1 1/14
2) 4/11 + 2/3 = 12/33 + 22/33 = 34/33 = 1 1/33
3) 2/11 + 7/9 = 18/99 + 77/99 = 95/99
4) 7/36 + 2/3 = 7/36 + 24/36 = 31/36
Пошаговое объяснение: