What is the LCM of 7 and 11?
The least number which is exactly divisible by both 7 and 11 is called the least common multiple, in short, LCM.
Answer: LCM of 7 and 11 is 77
Lets see how to find the LCM of 7 and 11
The smallest number which the given numbers divide exactly is called as least common multiple.
The frequently used methods to find LCM(7,11) are mentioned below.
Methods to Find LCM of 7 and 11
Let us use the following methods to find the LCM of 7 and 11
- Listing the Multiples
- Common Division
Calculate LCM(7, 11) by Listing Method
Initially, we list the first few multiples of 7 and 11 and identify the common multiples.
The least among the common multiples is the LCM of 7 and 11
Calculate LCM(7, 11) by Common Division Method
In this division method, we follow a 2-step process, in which we,
- divide the numbers simultaneously with prime numbers and
- stop it when we don't have a prime number to divide the given numbers.
The LCM or the least common multiple of 7 and 11 is the same, as it is unique and independent of the method.