Write out the multiples of each:
30, 60, 90, 120
40, 80, 120.
120 is the first that appears in both and this is your LCM
The LCM is 360.
The Least Common Multiple (LCM) for 30 20 40 is 120.
The LCM is: 120
The LCM is: 120
The Least Common Multiple (LCM) for 30 40 50 is 600.
The LCM is 360.
The LCM is 120.
You need at least two numbers to find an LCM. If that's 30 and 40, the LCM is 120.
The LCM is 600.
The Least Common Multiple (LCM) for 30 20 40 is 120.
The LCM is 600.
The LCM is: 120
30 is the LCM of 3, 5 and 6It is 30
LCM(30, 40, 50) = 600.
The LCM is: 840
The LCM is: 120
The LCM is: 120