21 divided in to 3 equal parts = 7
3
Yes. It can be divided into -- 21 equal groups of 1 each -- 3 equal groups of 7 each -- 7 equal groups of 3 each
0.0476
77.67
0.0117
3/4 divided by 4/7 = 21/16
45
21
Almost. 21/7 = 3, but 22/7 = 3 & 1/7.
2.3333
21