you need two numbers in order to ask or answer that.
Th LCM of 21 and 42 is: 42
The LCM is: 84
You need at least two numbers to find an LCM.
126
It is: 42
The LCM is 42.
The LCM is 42.
For the values: 42, 14 the LCM is: 42
The least common multiple (LCM) of 21 and 42 is 42.
The LCM of 3 and 42 is 42.
You need at least two numbers to find an LCM. If that's 7 and 6, the LCM is 42.
The LCM is 42.