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The common factors are 1 and 3. The greatest of these is 3.

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Q: What are the common factors and greatest common factors of 12 and 15?
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What are the greatest common factors of 12 and 15?

3


What is the greatest common factor of 15 and 12?

The GCF of 12 and 15 is 3. factors of 12: 1, 2, 3, 4, 6 and 12. factors of 15: 1, 3, 5, and 15. common factors 1 and 3. Since 3 > 1, 3 is the Greatest Common Factor.


What is the greatest factor of 12 and 15?

The factors of 12 are: 1, 2, 3, 4, 6, 12 The factors of 15 are: 1, 3, 5, 15 Therefor the greatest common factor of 12 and 15 is 3. :)


What would be the Greatest common Factors of 12 35 and 15?

It is 1.


What is the greatest common factor of 12 15 and 35?

The factors of 12 are:1, 2, 3, 4, 6, 12The factors of 15 are:1, 3, 5, 15The factors of 35 are:1, 5, 7, 35The Greatest Common Factor (GCF) is:1The GCF is 1.


What is greatest common factor of 15 and 24?

The factors of 15 are 1, 3, 5, and 15. The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. The factors they have in common are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be determined from the prime factors. The prime factors of 15 are 3 and 5. The prime factors of 24 are 2, 2, 2, and 3. The prime factors they have in common are a single 3, so the greatest common factor is 3.


What is the greatest common factor of8 and15?

The Greatest Common Factor of 12, 15 is 3.


What is the gcf of 12 35 15?

The factors of 12 are:1, 2, 3, 4, 6, 12The factors of 15 are:1, 3, 5, 15The factors of 35 are:1, 5, 7, 35The Greatest Common Factor (GCF) is:1


What are the common factors and the greatest common factors for 15 and 40?

The common factors are: 1, 5 The Greatest Common Factor (GCF) is: 5


What is the greatest common factors of 15 and 98?

The greatest common factor 15 and 98 is 1


What are the common factors and greatest common factor of 15?

There is neither a greatest common factor nor common factors of a single number, such as 15, because there cannot be any form of common factor without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The greatest common factor is the largest factor that all the numbers being compared have in common. Thus, since there are not two or more numbers to compare, there are neither common factors nor a greatest common factor. The factors of 15 are 1, 3, 5, and 15. The prime factors of 15 are 3 and 5. Examples: The common factors of 6 and 15 are 1 and 3; the greatest common factor is 3. The common factors of 15 and 18 are 1 and 3; the greatest common factor is 3. The common factors of 15 and 55 are 1 and 5; the greatest common factor is 5.


What are the greatest common factors of 15 and 1000?

Common factors of 15 and 1,000 are: 1 and 5.