Предмет: Математика, автор: ivanguypro

помогите пжжжжжж
Выберите один ответ:
a. 1/7
b. 7
c. 30
d. 5/49

Приложения:

Ответы

Автор ответа: iramazurk
0

Ответ:

Пошаговое объяснение:

(9/10 - 2/3) / (5/6 + 4/5) =

(27/30 - 20/30) / (25/30 +

24/30) =

7/30 / 49/30 = 7/30 * 30/49 = 7/49 = 1/7

Ответ: 1/7

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