Пошаговое объяснение:
1/2+1/2 = 2/2 = 1
1/7+5/7 = 6/7
3/5+4/5 = 7/5 = 1 2/5
1 1/3+2/3 = 1 3/3 = 2
2 7/9+4/9 = 2 11/9 = 3 2/9
3 2/5+12 4/5 = 15 6/5 = 16 1/5
Пошаговое объяснение:
1/2+1/2 = 2/2 = 1
1/7+5/7 = 6/7
3/5+4/5 = 7/5 = 1 2/5
1 1/3+2/3 = 1 3/3 = 2
2 7/9+4/9 = 2 11/9 = 3 2/9
3 2/5+12 4/5 = 15 6/5 = 16 1/5