LCM of 9 and 12 is 36
What is LCM?
LCM stands for the least common multiple. The LCM of two numbers, such as 9 and 12, is the smallest number that is divisible by both 9and 12 without producing a remainder.
How to calculate the Lcm of 9 and 12
You can calculate the LCM of 9 and 12 by using any of the two methods listed below.
Method 1: By Prime Factorization
Step 1: Find the prime factors of 9
3 X 3
Step 2: Find the prime factors of 12
2 X 2 X 3
Step 3: List the Prime factors of 9 and 12 the greatest number of times they occur.
2 X 2 X 3 X 3
Step 4: Multiply the answer above to get the lcm of 9 and 12 which is: 36
Method 2: LCM by Long division
We can also find the LCM of numbers using the long division method. Look at the image below to find out how to find LCM using Long division.
Answer: 36
LCM calculator
Enter two numbers to check their LCM