Выполните действия: 5 3/5 - 1 4/5 = 4 5/11 - 2 8/11 = 4 - 5/9 = 8 - 7/12 = 5 - 3 3/8 = 4 - 3 5/9

5 3/5 - 1 4/5 = 28/5-9/5=19/5=3 4/5
4 5/11 - 2 8/11 =49/11-30/11=19/11=1 8/11
4 - 5/9 =36/9-5/9=31/9=3 4/9
8 - 7/12 =96/12-7/12=89/12=7 5/12
5 - 3 3/8 =40/8-27/8=13/8=1 5/8
4 - 3 5/9 = 36/9-32/9=4/9

1) = 39/5=7 целых 4/5
2)= 17/11= 1 целая 6/11
3)=31/9=3 целых 4/9
4)= 89/12 = 7 целых 5/12
5)= 7/8
6)= 1/9