20 over 12 s a mixed number = 12/3
21 over 20 as a mixed number = 11/20
20/12 = 18/12 = 12/3
54 over 40 as a mixed number = 17/20
20 over 3 as a mixed number in simplest form = 62/3
20 over 12 s a mixed number = 12/3
1 and 8/12
20/12 can not be expressed as a whole number but as a mixed number it is 1 and 2/3
21 over 20 as a mixed number = 11/20
83 over 20 as a mixed number = 43/20
20/12 = 18/12 = 12/3
54 over 40 as a mixed number = 17/20
30 over 20 as a mixed number in simplest form = 11/2
20 over 3 as a mixed number in simplest form = 62/3
20 over 10 is a whole number: 2
1 8/12 (one and eight twelfths) is the mixed number equivalent to 20/12 (twenty twelfths).
If you mean 34 over 20 then it is 1 and 7/10 as a mixed number