Question

Помогите пожалуйста дам 50 балов

Answer 1

Пошаговое объяснение:

7 * 4/37 = 28/37

7/15 * 3 = 21/15 = 7/5 = 1 2/5

8/13 * 26 = 8/1 * 2 = 16/1 = 16

3 3/8 * 7/9 = 27/8 * 7/9 = 3/8 * 7/1 = 21/8 = 2 5/8

4 4/7 * 2 11/12 = 32/7 * 35/12 = 8/1 * 5/3 = 40/3 = 13 1/3

1 2/13 * 1 5/8 * 1 1/7 = 15/13 * 13/8 * 8/7 = 15/8 * 8/7 = 15/7 = 2 1/7