Предмет: Математика, автор: sabinaamanzulova61

помогите сроооооооооочно!!!!!!!!!!!!​

Приложения:

Ответы

Автор ответа: Ilyass123
1

Ответ:

1. 2/17 2. 3 13/14

Пошаговое объяснение:

sabinaamanzulova61: а 2
Автор ответа: panterasq
0

Ответ:

Пошаговое объяснение:

3 3/4 : (1/2 + 3 1/4) * 2/17 = 2/17

1/2 + 3 1/4 = 1/2 + 13/4 = 15/4

3 3 /4 : 15/4 = 15/4 * 4*15 = 1

1 * 2/17 = 2/17

2 1/7 -1 + (1/2 + 3/7) * 3 = 3 13/14

1/2 + 3/7 = 13/14

13/14* 3 = 39/14

2 1/7 -1 = 15/7 - 1 = 8/7

8/7 + 39/14 = 3 13/14

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