Yes because 5 is a Prime number.
2/9 is in its simplest form.
21/100 is the simplest form.
3/7 . There is no simpler form.
2/5
13/118
3/10
3/5
3 over 21
The simplest form of 5/10 is 1/2
in simpelest form the fraction of 0.100 is 1/10
5 over 7
43 and 33/100