What are the lcm of 4,2,4

4 and 4 have the same lcm ...

What is the LCM (least common multiple) of 2 and 4.?

Multiples of 2 and 4

2: 0 2 4 6 8 10 12 14 16 18 20

4: 0 4 8 12 16 20 24 28 32 36 40

The least common multiple is 4

The least common multiple of 2 and 4 is 4.

Here's a useful hint to keep in mind:

If the smaller number is a factor of the larger number,

then the larger number is the LCM of both of them.