Learn Gcf – Step-by-Step Math Problems, Animations & Practice

Learn how to find the Greatest Common Factor (GCF) of two or more numbers using clear visuals and simple explanations. Students will explore methods such as prime factorization, listing factors, and the division ladder method. This topic builds essential skills for simplifying fractions, solving word problems, and understanding numerical relationships.

Scroll down to explore interactive examples and practice problems that help build a strong foundation in Math.

What is the GCF of 18 and 8?

What is the GCF of 18 and 8?

Find the greatest common factor of 18 and 8 using step-by-step methods.
What is the GCF of 12 and 16?

What is the GCF of 12 and 16?

Discover how to calculate the GCF of 12 and 16 with easy-to-follow steps.
What is the GCF of 27 and 36?

What is the GCF of 27 and 36?

Use prime factorization to determine the GCF of 27 and 36.
What is the GCF of 45 and 15?

What is the GCF of 45 and 15?

Learn how to find the GCF of 45 and 15 using common factors.
What is the GCF of 20 and 30?

What is the GCF of 20 and 30?

Step-by-step breakdown for finding the GCF of 20 and 30.
What is the GCF of 9 and 6?

What is the GCF of 9 and 6?

Explore the method to calculate the GCF of 9 and 6 efficiently.
What is the GCF of 11 and 22?

What is the GCF of 11 and 22?

Quickly find the greatest common factor of 11 and 22.
What is the GCF of 14 and 28?

What is the GCF of 14 and 28?

See how to determine the GCF of 14 and 28 using division and factoring.
What is the GCF of 10 and 25?

What is the GCF of 10 and 25?

Learn the process to calculate the GCF of 10 and 25 step by step.
What is the GCF of 16 and 24?

What is the GCF of 16 and 24?

Calculate the GCF of 16 and 24 using prime factorization and listing methods.
What is the GCF of 7 and 21?

What is the GCF of 7 and 21?

Find out how 7 and 21 share a common factor and determine their GCF.
What is the GCF of 33 and 11?

What is the GCF of 33 and 11?

Understand how to find the GCF of 33 and 11 by identifying shared divisors.

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