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