84 divide by 112 = 0.75
21
48% of 2646 = 48% * 2646 = 0.48 * 2646 = 1270.08
84
84 42,2 21,2,2 7,3,2,2
6/84 = 0.071428571
3
543.7857
4.9048
40
Both 84 and 120 are products of 12. If you divide 84 by 12, you get 7 and if you divide 120 by 12 you get 10. Therefore 84/120 = 7/10.
Use a factor tree. 84 42,2 21,2,2 7,3,2,2