factoring
3*3*2*5=90
2*2*2*3*7=168
so LCM is
2*2*2*3*3*5*7=2,520
28 is a factor of 168 {28 x 6 = 168}, so the LCM is 168
The LCM is: 168
The LCM is: 168
The LCM is 168.
The LCM is 168.
The LCM is: 168
LCM of 84 and 24 is 168.
The LCM is: 168
168 is the LCM of 24 and 28
The LCM is 840.
The LCM is 3192.
The LCM is 4200.