Question

пожалуйста помогите ​
358
359
очень нужно ​

Answer 1

Ответ:

Пошаговое объяснение:

358

1) 3. 12/13 * 13/17 = 51/13 * 13/17 = 51/17 = 3

2) 11/28 * 6. 4/11 = 11/28 * 70/11 = 70/28 = 2. 14/28 =

2. 1/2

3) 4. 2/15 * 5/31 = 62/15 * 5/31 = 2/3 * 1/1 = 2/3

4) 19/20 * 3. 3/19 = 19/20 * 60/19 = 60/20 = 3

359.

1) 9. 1/9 * 9 = 82/9 * 9 = 82/1 * 1 = 82/1 = 82

2) 5 * 7. 1/15 = 5 * 106/15 =

1 * 106/3 = 106/3 = 35. 1/3

3) 1. 1/18 * 6 = 19/18 * 6 =

19/3 * 1 = 19/3 = 6. 1/3

4) 24/25 * 1. 1/4 = 24/25 * 5/4 = 6/5 * 1/1 = 6/5 = 1. 1/5