It is: 11/4 = 2 and 3/4 as a mixed number
31 over 16 as a mixed number = 115/16
15 over 6 as a mixed number = 21/2
25 over 3 as a mixed number = 81/3
78 over 10 as a mixed number = 74/5
45 over 2 as a mixed number = 221/2
509 over 7 as a mixed number = 725/7
10 over 8 as a mixed number = 11/4
110 over 9 as a mixed number = 122/9
216 over 7 as a mixed number = 306/7
216 over 7 as a mixed number = 306/7
23 over 7 as a mixed number = 32/7
568 over 100 as a mixed number = 517/25