3/21 = 1/7
1 over 3 7/21 = 1/3
3 over 2
21/35 = 3/5
It is: 9/21 = 3/7 simplified
21/63 = 1/3
202/3
3/13
9/21 = 3/7 = .4286
Both 21 and 9 can be divided by 3. 21/3=7 9/3=3 So 21 over 9 can be simplified to 7 over 3.
It is 3/19
21/168 = 3/24 in its simplest form