Завдання 401 - 500 » 443

Обчисли: 1) 35/9 : 22/3 = 32/9 : 8/3 = (32 ∙3)/(9 ∙8) = 4/3 = 11/3; 2) 31/3 : 26/7 = 10/3 : 20/7 = (10 ∙7)/(3 ∙20) = 7/6 = 11/6; 3) 76/7 : 93/7 = 55/7 : 66/7 = (55 ∙7)/(7 ∙66) = 5/6; 4) 95/7 : 123/28 = 68/7 : 51/28 = (68 ∙28)/(7 ∙51) = 16/3 = 51/3.

Завдання 401 - 500