Ответ:

1 5/12-9/10=

1 25/60-54/60=

31/60

6 3/10-11/15=

6 9/30-22/30=

5 17/30

5 7/8-9/10=

5 35/40-36/40=

4 39/40

7 5/12-3 2/9=

7 15/36-3 8/36=

4 7/36

10 1/2-4 9/14=

10 7/14-4 9/14=

5 12/14=5 6/7

7 4/7-5 7/9=

7 36/63-5 49/63=

1 50/63

2 3/10-1 11/15=

2 9/30-1 22/30=

17/30

5 3/8-3 5/6=

5 9/24-3 20/24=

1 13/24

Пошаговое объяснение: