Greatest Common Factor (GCF)

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What is the Greatest Common Factor (GCF)?

Back

The GCF of two or more integers is the largest positive integer that divides each of the integers without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

To find the GCF of two numbers, you can use the prime factorization method, the listing factors method, or the Euclidean algorithm.

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What is the GCF of 12 and 15?

Back

The GCF of 12 and 15 is 3.

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What is the GCF of 18 and 24?

Back

The GCF of 18 and 24 is 6.

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What is the GCF of 100 and 75?

Back

The GCF of 100 and 75 is 25.

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What is the GCF of 56 and 98?

Back

The GCF of 56 and 98 is 14.

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What is the GCF of 27 and 36?

Back

The GCF of 27 and 36 is 9.

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What is the GCF of 45 and 60?

Back

The GCF of 45 and 60 is 15.

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What is the GCF of 14 and 28?

Back

The GCF of 14 and 28 is 14.

Front

What is the GCF of 30 and 45?

Back

The GCF of 30 and 45 is 15.