# How do you find the LCM of 15, 6?

##### 1 Answer

Dec 4, 2016

30

#### Explanation:

Get the prime factors of both numbers

<pre>

15: 3 * 5

6 : 3 *2

</pre>

Align the common factors and isolate the distinct ones

<pre>

15: 3 * 5

6 : 3 * 2

</pre>

Collate the listed factors. Count the common ones, once only

<pre>

15: 3 * 5

6 : 3 * 2

: 3 * 5 * 2

</pre>

Get the resulting product of the collated factors