Question

Очень быстра !!!!!!!!!

Answer 1

Ответ:

3 - 7/12 = 29/12 или 2 5/12

2/11 + 6/1 = 66/11 или 6 6/11

6 - 4/9 = 50/9 или 5 5/9

1/14 + 2/3 + 5/6 = 77/42 или 1 35/42

Answer 2

а) 3 - 7/12 = 2 + 12/12 -7/12 = 2 5/12
б) 2 7/11 + 1 6/11 = (2+1) + (7/11+6/11) = 3 + 13/11 = 3 13/11 = 4 2/11
в) 6 - 4 2/9 = (6-4) + 2/9 = 2 +2/9 = 2 2/9
г) 1 3/14 + 2 5/6 = (1+2) + (3/14+5/6) = 3 9/42 + 35/42 = 3 44/42 = 4 2/42 = 4 1/21