Question

Помогите ПОЖАЛУЙСТАシ︎☹︎☹︎☹︎,✔︎✔︎

Answer 1

Ответ:

Пошаговое объяснение

1) 12/25 * 9/16 = 3/25 * 9/4 = 27/100

2) 86/119 : 43/51 = 86/119 * 51/43 = 2/7 * 3/1 = 6/7

3) 2. 5/8 - 3/4 * 1/2 =

2. 5/8 - 3/8 = 2. 2/8 =

2. 1/4

4) к = 3. 1/3*2 / 1. 1/3

к = 10/3*2 / 4/3

к = 20/3 : 4/3

к = 20/3 * 3/4

к = 20/4

к = 5

5) 2/5 * 3/5 * 25/4 = 6/25 * 25/4 = 6/4 = 3/2