58 is an integer but, to express it as a mixed number, you could write it as 58 0/1, though why you might want to do that is beyond me.
It is -5 and 4/5 in its lowest terms
5.8 as a mixed number = 5 4/5
Easy : 5 4/5
8.58 written as a mixed number is 8 and 58/100
58.3 = 58 and 3/10
9 58/100
-2.32=58/100
The mixed number is: 3 87/100
58/35 = 123/35
8.58 written as a mixed number is 8 and 58/100
58 7/9
58% =0.58580/100029/50
58/3 = 19 and 1/3
6 and 4/9
9 58/100
58.3 = 58 and 3/10
14 and 1/2
9 58/100
8.2857142
-2.32=58/100