21 times 7= 147 :)
21/100 ( Twentyone hundredths).
Network TwentyOne was created in 1989.
Twentyone and five tenths or twentyone and a half
The sum of 1/7 and 3/21 is 2/7
0.42
icosikaihenagon
Twentyone follows twenty
3over7
no
a third of 21 is 7
Channel two-twentyone
A polygon with 21 sides is called an Icosagon.