5/7
15 over 6 as a mixed number in simplest form = 21/2
21/5 is the simplest form.
21/10 is in its simplest form.
4/21 is in its simplest form.
21/16 is in its simplest form.
15 over 6 as a mixed number in simplest form = 21/2
5/21
0.7
21/80 is already in its simplest form
21/5 is the simplest form.
15/63 simplifies to 5/21:5/21 = 5 ÷ 21 = 0.238095
21/10 is in its simplest form.
10/21 is in its simplest form.
440/21 is in its simplest form.
21/16 is in its simplest form.
4/21 is in its simplest form.
21/52 is the simplest form.