6 and 4/9
4 and 8/9
58/6 = (54 + 4)/6 = 54/6 + 4/6 = 94/6. This is not the simplest form, though.
3 over 4. There is no mixed number
The mixed number for 33 over 4 is 81/4
The mixed number for 13 over 4 = 31/4
53 over 4 is 13¼ as a mixed number.
5 over 4 as a mixed number is 1 and 1/4
The mixed number for 18 over 4 is 41/2
22 over 4 as a mixed number is: 51/2
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.
11 over 4 written as a mixed number = 23/4