3
The LCM is 84
Use a factor tree. 84 42,2 21,2,2 7,3,2,2
84 divide by 112 = 0.75
Divide them by any of these: 1, 2, 3, 4, 6, 12.
21
1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84.
84
0.0238
84 42,2 21,2,2 7,3,2,2
6/84 = 0.071428571
The following: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84.