1) Возможно:
2 1/3 + 2 1/3 + 2 1/3 = 6 3/3 = 7
2 2/6 + 2 2/6 + 2 2/6 = 6 6/6 = 7
2) Тоже возможно:
3 1/2 + 3 1/2 = 6 2/2 = 7
3 2/4 + 3 2/4 = 6 4/4 = 7
1) Возможно:
2 1/3 + 2 1/3 + 2 1/3 = 6 3/3 = 7
2 2/6 + 2 2/6 + 2 2/6 = 6 6/6 = 7
2) Тоже возможно:
3 1/2 + 3 1/2 = 6 2/2 = 7
3 2/4 + 3 2/4 = 6 4/4 = 7