What is the GCF of 18 and 48?
GCF (Greatest Common Factor) of two numbers x and y is the largest possible number that divides x and y exactly without any remainder.
Answer: GCF of 18 and 48 is 6
We can find the GCF of 18 and 48 by the following two methods
Methods to find GCF of 18 and 48

Listing the common factors Method

Long division Method
Method 1: GCF of 18 and 48 by Listing the Common Factors
Factors of 18 : 1, 2, 3, 6, 9 and 18
Factors of 48 : 1, 2, 3, 4, 6, 8, 12, 16, 24 and 48
Common Factors of 18 and 48 : 1, 2, 3, and 6
The Greatest Common Factor 18 and 48 from the list is 6
GCF of 18 and 48 is 6
Method 2: GCF of 18 and 48 by Long Division Method

Step 1: Divide 48 by 18 and check the remainder.

Step 2: Make the remainder of the above step as the divisor and the divisor of the above step as the dividend and perform the long division again.

Step 3: Continue till you get the remainder as 0
You can find the GCF in any of the above methods but the solution will always remain the same.