Question

№ 3 Вычислите:
(1/8+2/9-1/4)×5 1/7:(7/9-2/3+1/6)
ПЖ ПОМОГИТЕ ​

Answer 1

Ответ:

1 4/5

Пошаговое объяснение:

1) 1/8+2/9-1/4= 9/72 + 16/72 - 18/72 = 7/72

2) 7/72 * 5 1/7 = 7/72 * 36/7 = 1/2

3) 7/9-2/3+1/6 = 14/18 - 12/18 + 3/18 = 5/18

4) 1/2 : 5/18 = 1/2 * 18/5 = 9/5 = 1 4/5