Ответ:

Пошаговое объяснение:

1) 1 4/5 = 9/5

2*5/9 = 10/9 = 1 1/9

2) 3 1/3 = 10/3

5*3/10 = 15/10 = 3/2 = 1 1/2

3) 1 1/2 = 3/2

3/2*4/3=2

4) 1 2/3 = 5/3

4/7*3/5=12/35

5) 4*8/3 = 32/3 = 10 2/3

6) 2 1/7 = 15/7

15/7*15 = 225/7 = 32 1/7