What is the LCM of 18 and 27?
LCM of 18 and 27 is the smallest number which is exactly divisible by both 18 and 27.
Answer: LCM of 18 and 27 is 54
Lets see how to find the LCM of 18 and 27
Least Common Multiple (LCM) is the smallest number in which the given number divides exactly.
We can find the LCM of the numbers in many ways.
Methods to Find LCM of 18 and 27
Let us use the following methods to find the LCM of 18 and 27
- Common Division
Common Division Method to Find LCM of 18 and 27
In this division method, we divide the numbers simultaneously with prime numbers and stop it when we don't have a prime number to divide the given numbers.
LCM of 18 and 27 by Formula
The formula of LCM is LCM (a,b) = (a × b) / GCF (a,b)
The Greatest Common Factor (GCF) of (18,27) = 9
LCM (18,27) = (18 × 27) / GCF (18,27)
= (18 × 27) / 9
= 486/9 = 54
So, LCM of 18 and 27 is 54
Using any of the methods, the solution to our question LCM of 18 and 27 is the same.