# How do you find the least common number to multiply?

##### 1 Answer

Jan 9, 2015

One method is L division

LCM can be found using this technique where you divide the numbers using common divisors. For e.g If you need LCM for 2,3,4,5 then you can get that by

As all of the reminders are prime numbers you multiply them along with the number you used in division. i.e.

Which is