Question

помогите пожалуйста ​

Answer 1

Ответ:

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Answer 2

Пошаговое объяснение:

1) 1/ 4/5 = 1 : 4/5 = 1 * 5/4 = 5/4 = 1 1/4

2) 1/ 1/2 = 1 : 1/2 = 1 * 2/1 = 2/1 = 2

3) 1/ 5 2/3 = 1 : 5 2/3 = 1 : 17/3 = 1 * 3/17 = 3/17

4) 1/ 7/8 = 1 : 7/8 = 1 * 8/7 = 8/7 = 1 1/7

5) 1/ 9/10 = 1 : 9/10 = 1 * 10/9 = 10/9 = 1 1/9