What is the LCM of 40 and 60?
The least number which is exactly divisible by both 40 and 60 is the LCM(40, 60)
Answer: LCM(40, 60) is 120
Lets see how to find the LCM of 40 and 60
The least common multiple or LCM is the smallest number in which the given numbers divide exactly.
Most Common Methods to Find LCM of 40 and 60
Let us use the following methods to find the LCM of 40 and 60
- Listing the Multiples
- Common Division
LCM of 40 & 60 by Listing Method
In this method, we follow 2-steps, namely,
- we list the first few multiples of 40 and 60
- identify the common multiples.
The LCM of 40 and 60 is the least among the common multiples.
LCM of 40 & 60 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.
Irrespective of the method, the solution to our question LCM of 40 and 60 is the same.