Question

Вычислите 5/6-2/5-1/7​

Answer 1

Ответ:

61/210

Пошаговое объяснение:

5/6 - 2/5 - 1/7 = 175/210 - 84/210 - 30/210 =

(175 - 84 - 30)/210 = 61/210

Answer 2

(5/6) * (35/35) = 175/210

(2/5) * (42/42) = 84/210

(1/7) * (30/30) = 30/210

175/210 - 84/210 - 30/210 = (175 - 84 - 30) / 210 = 61/210

Ответ:61/210.