# What is the LCM of 7 and 28?

A number has to be the smallest and at the same time perfectly divisible by the given numbers to be considered as their LCM

## Answer: LCM of 7 and 28 is 28

## Explanation:

The least common multiple is the smallest number which is exactly divisible by both the given numbers.

## Methods to Find LCM of 7 and 28

### LCM of 7 and 28 by Listing Method

- Write the multiples of 7 and 28.
- Find the common multiples of both.
- The least among the common multiples is the LCM of 7 and 28.

### LCM of 7 and 28 by Common Division Method

Divide the numbers simultaneously with prime numbers and stop once we don't have a prime number to divide the given numbers.

Irrespective of the method, the solution to our question LCM of 7 and 28 is the same.

### Thus, LCM of 7 and 28 is 28

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