What is The LCM of 12,15 and 20?
The least possible number found which is perfectly divisible by 12, 15 and 20 is their LCM
Answer: LCM of 12, 15, and 20 is 60
Least Common Multiple: The smallest possible number that can be divided lby the given numbers leaving 0 as the remainder.
LCM of 12, 15, and 20 by Listing Method
- The first few non-zero multiples of 12,15 and 18 are written down.
- Then common multiples of the two are encircled
- The one which will be the smallest of the common ones is the LCM
LCM of 12, 15, and 20 by Common Division Method
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.