Question

помогите решить примеры ​

Answer 1

Ответ:

3/4 - 1/4 = 2/4 = 1/2

5/8 + 3/8 = 8/8 = 1

7/12 - 5/12 = 2/12 = 1/6

8/15 + 2/15 = 10/15 = 2/3