More answers

The GCF of 10, 15, and 21 is 1.

3

3

It is: 1

Q: What is the greatest common factor of 3 15 and 21?

Write your answer...

Submit

Still have questions?

Continue Learning about Movies & Television

The greatest common factor of 15 and 21 is 3The factors of 15 are: 1, 3, 5, 15The factors of 21 are: 1, 3, 7, 21The common factors are: 1, 3The Greatest Common Factor (GCF) is: 3

The GCF is 1.

The GCF is 3.

The greatest common factor of 21 and 77 is 7.

The GCF is 3.

Related questions

The Greatest Common Factor of 15, 21, 28: 1

what is the greatest common factor of 9,15,and 21

It is: 1

1

The greatest common factor of 15 and 21 is 3The factors of 15 are: 1, 3, 5, 15The factors of 21 are: 1, 3, 7, 21The common factors are: 1, 3The Greatest Common Factor (GCF) is: 3

The greatest common factor of 6, 15 and 21 is 3. The prime factorization of 6 is 2*3 The prime factorization of 15 is 3*5 The prime factorization of 21 is 3*7 The GCF is then 3, as it is the only common factor.

The GCF is 3.

The GCF is 3.

The GCF is 1.

The GCF is 3.

The GCF is 1.

The greatest common factor of 21 and 77 is 7.