What is the GCF of 15 and 35?
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 15 and 35 is 5
Two methods to find the GCF of 15 and 35 are explained below.
Methods to find GCF of 15 and 35
We can find the GCF by the following methods
- Listing the common factors method
- Long division Method
Method1: GCF of 15 and 35 by Listing the Common Factors
Here are the common factors of 86 and 15 : 1, 5
Greatest common factor is 5
GCF of 15 and 35 is 5
Method2: GCF of 35 and 15 by Long Division Method
Step 1: Divide 35 by 15 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
Step 4: The divisor of the final step is the GCF of the given numbers.
As per the last step, the final divisor is 5 which is the GCF
GCF of 35 and 15 is 5