# What is the GCF of 5 and 20?

Greatest Common Factor of two or more numbers is the largest possible number which divides the given numbers exactly without any remainder.

## Answer: GCF of 5 and 20 is 5

Lets see how to find the GCF of 5 and 20

## Explanation

Let's see two ways to find the GCF of 5 and 20

- Long Division
- Listing the factors

### Method 1: GCF of 5 and 20 of Long Division

Divide 20 by 5 and check the remainder,Sincewe got 0 as the remainder, the divisor 5 is the GCF of 5 and 20.

### Method 2: Listing the Factors:

- List the factors of 5 and 20 .
- Identify the common factors.
- Take the largest amongst the common factors as the GCF(5,20)

Factors of 5 are: 1 and 5

Factors of 20 are: 1, 2, 4, 5, 10 and 20

Common Factors of 5 and 20 are: 1 and 5

Therefore the GCF of 5 and 20 is 5