(5/6 - 11/14) : 3/7 = 1/9
1) 5/6 - 11/14 = 35/42 - 33/42 = 2/42 = 1/21
2) 1/21 : 3/7 = 1/21 · 7/3 = (1·1)/(3·3) = 1/9
ответ: 1/9.
(5/6 - 11/14) : 3/7 = 1/9
1) 5/6 - 11/14 = 35/42 - 33/42 = 2/42 = 1/21
2) 1/21 : 3/7 = 1/21 · 7/3 = (1·1)/(3·3) = 1/9
ответ: 1/9.