GCF_Factor Tree

Why is prime factorization a helpful strategy for finding the Greatest Common Factor (GCF)?

• It simplifies the process for smaller numbers.

• It helps when working with larger numbers that are not as simple to factor.

• It is the only method to find the GCF.

• It directly provides the GCF without further steps.

What are the prime factors of 63?

• 3, 7

• 3, 3, 7

• 7, 9

• 3, 9

What are the prime factors of 84?

• 2, 3, 7

• 2, 2, 3, 7

• 2, 2, 21

• 2, 42

What is the Greatest Common Factor (GCF) of 63 and 84?

• 3

• 7

• 21

• 42

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What is the prime factorization of 48?

• 2 * 2 * 2 * 3

• 2 * 2 * 2 * 2 * 3

• 2 * 3 * 4 * 2

• 2 * 2 * 6 * 2

What is the prime factorization of 72?

• 2 * 2 * 3 * 3 * 3

• 2 * 2 * 2 * 3 * 3

• 2 * 3 * 6 * 2

• 2 * 2 * 2 * 9

What are the common prime factors of 48 and 72?

• 2, 2, 3

• 2, 2, 2, 3

• 2, 3, 3

• 2, 2, 2, 2, 3

What is the Greatest Common Factor (GCF) of 48 and 72?

• 12

• 18

• 24

• 36