8/9-0=0,88
3/4+4/5=1,55
3/4+29=29,75
8/9 - 0 = 8/9
3/4 + 4/5 = 3*5/20 + 4*4/20 = 15/20 + 16/20 = 31/20 = 1 целая 11/20
3/4 + 29 = 29 целых 3/4
8/9-0=0,88
3/4+4/5=1,55
3/4+29=29,75
8/9 - 0 = 8/9
3/4 + 4/5 = 3*5/20 + 4*4/20 = 15/20 + 16/20 = 31/20 = 1 целая 11/20
3/4 + 29 = 29 целых 3/4