Study guides

☆☆

Q: What is the greatest commen factor of 12 21 and 105?

Write your answer...

Submit

Still have questions?

Continue Learning about Basic Math

The GCF of 84 and 105 is 21.The factors of 84 are 1, 2, 3, 4, 6, 7, 12, 14, 21, and 84.The factors of 105 are 1, 3, 5, 7, 15, 21, 35, and 105.The greatest number they have in common (Hint hint, greatest common factor) is 21.

Answer: 3Definition: A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that the numbers have in common.Method:One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them.The factors of 12 are 1, 2, 3, 4, 6, and 12.The factors of 21 are 1, 3, 7, and 21.The factors of 105 are 1, 3, 5, 7, 15, 21, 35, and 105.The common factors are 1 and 3. Therefore, the greatest common factor is 3.

Since 12 is a factor of 144 and 12 is the largest factor of itself, the greatest common factor of 12 and 144 is 12.

The greatest common factor of 12 and 68 is 4

The Greatest Common Factor of 12, 24, 48: 12

Related questions

6

It is 6

3

3

The greatest factor of 12 is 12.

The GCF of 84 and 105 is 21.The factors of 84 are 1, 2, 3, 4, 6, 7, 12, 14, 21, and 84.The factors of 105 are 1, 3, 5, 7, 15, 21, 35, and 105.The greatest number they have in common (Hint hint, greatest common factor) is 21.

The GCF is 105.

The greatest factor is 12 which is a factor of 12, though not of 3.

Answer: 3Definition: A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that the numbers have in common.Method:One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them.The factors of 12 are 1, 2, 3, 4, 6, and 12.The factors of 21 are 1, 3, 7, and 21.The factors of 105 are 1, 3, 5, 7, 15, 21, 35, and 105.The common factors are 1 and 3. Therefore, the greatest common factor is 3.

12 is the greatest common factor.

The Greatest Common Factor of 12, 60 is 12.

Since 12 is a factor of 144 and 12 is the largest factor of itself, the greatest common factor of 12 and 144 is 12.

People also asked