What is the GCF of 10 and 45?
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 10 and 45 is 5
We can find the GCF by the following methods
GCF of 10 and 45 by Listing the Common Factors
Factors of 1o : 1, 2, 5, and 10
Factors of 45 : 1, 3, 5, 9, 15, and 45
Common Factors of 10 and 45 : 1, and 5
Greatest Common Factor from the list = 5
GCF of 10 and 45 is 5
GCF of 19 and 45 by Long Division Method
Step 1: Divide 45 by 10 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 remainder as 0
You can find the GCF in any of the above methods but the solution will always remain the same.