Question

How do you find the Least common multiple of 4, 30?

Answer 1

LCM of 4 and 30 is `60`

Explanation:

`4` has the factors `1* 2 * 2=1*2^2`

`30` has the factors `1 * 2 * 3 * 5`

To find the LCM, pick all the different prime factors for both numbers `4` and `30" "`choosing the prime number with higher exponent in case of similarity .

So choose, `2^2` and `3` and `5`

Get the product to obtain LCM`=60`

God bless.....I hope the explanation is useful.