No, 21 over 10 can not be simplified any farther because there is no common factor between 10 and 21 (other than one).
10/21
21 over 24 simplified is 7/8.
32 over 21 (32/21) cannot be further simplified.
84/120=21/30=7/10 7/10
Already simplified!
Already simplified!
It is already simplified.
21
it can't be simplified anymore
The simplified fraction of 15/21 is 5/7.
80 over 84 simplified = 20/21