You can't. That is a proper fraction. You can only turn improper fractions into mixed numbers
21 over 20 as a mixed number = 11/20
The mixed number for 21 over 8 is 25/8
2.5 = 21/2
18 + 3 = 21 18 - 3 = 5 The two numbers are therefore 3 and 18.
45 over 18 as a mixed number = 21/2
45/18 = 21/2
You can't. That is a proper fraction. You can only turn improper fractions into mixed numbers
21 over 10 as a mixed number is 21/10
The mixed number of 21 over 9 is 21/3
3 and 21/30 = 3 and 7/10
Just over 20 18 + 19 + 21 + 23 = 81 81 / 4 (numbers) = 20.25
21 over 20 as a mixed number = 11/20
The mixed number for 21 over 8 is 25/8
21 over 5 as a mixed fraction is 4 1/5.
21
2.5 = 21/2