What is the gcf of 12 and 20

General
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what is the gcf of 12 and 20

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What is the GCF of 12 and 20?

Answer: To find the Greatest Common Factor (GCF) of 12 and 20, follow these steps:

  1. List the Factors of Each Number:

    • Factors of 12: 1, 2, 3, 4, 6, 12
    • Factors of 20: 1, 2, 4, 5, 10, 20

  2. Identify the Common Factors:

    • Common factors of 12 and 20 are 1, 2, 4

  3. Determine the Greatest Common Factor:

    • Among the common factors, the greatest one is 4.

Therefore, the Greatest Common Factor (GCF) of 12 and 20 is \boxed{4}.