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The factors of 9 are 1, 3, and 9.

The factors of 12 are 1, 2, 3, 4, 6, and 12.

The common factors are 1 and 3.

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Q: What are the common factors of 9 and 12?
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What is the least common factor of 9 12 and 15?

The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 15 are 1, 3, 5, and 15. The common factors of 9, 12, and 15 are 1 and 3. Therefore, the least common factor (the smallest common factor) is 1.


What is the greatest common factor of 9 and 12?

The greatest common factor of 9 and 12 is 3. One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The common factors are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 9 are 3 and 3. The prime factors of 12 are 2, 2, and 3. The prime factors in common are a single 3, so the greatest common factor is 3.


What is the least common multiple of 9 and 12?

The LCM of 9 and 12 is: 36To determine the least common multiple of two numbers, determine the prime factors of both numbers. Then, determine the prime factors they have in common. Multiply all their prime factors together (in other words, multiply both numbers together) and divide by the prime factors they have in common (in other words, their greatest common factor).The prime factors of 9 are 3 and 3.The prime factors of 12 are 2, 2, and 3.The prime factors in common are a single 3, the greatest common factor is 3.36: 4 x 9, 3 x 12.The least common multiple of 12 , 9 = 36.3636


What are the common factors of 12 and 18?

The common factors of 12 and 18 are 1, 2, 3 and 6 To find the common factors, first list the factors of each number in the set. The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 18 are 1, 2, 3, 6, 9, and 18. Next, note which factors are in both lists. In this case, the factors common to each list are 1, 2, 3, and 6. Thus, these are the common factor.


What is the difference between common factor and factor?

All integers have factors. Some integers have some of the same factors as other integers. These are known as common factors. Since 9 and 12 both have 3 as a factor, 3 is a common factor of 9 and 12.

Related questions

4Common factors for 9 and 12?

Factors of 9 are 1, 3, and 9; factors of 12 are 1, 2, 3, 4, 6, and 12. There are only two common factors of 9 and 12: 1 and 3.


What are the common factors for 12 and 9?

3, 4, and 7 are the common factors of 9 12 and 21.


What are the common factors of 9 15 and 12?

The common factors of 9, 12, and 15 are 1 and 3. The GCF is 3.


What is the least common factor of 9 12 and 15?

The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 15 are 1, 3, 5, and 15. The common factors of 9, 12, and 15 are 1 and 3. Therefore, the least common factor (the smallest common factor) is 1.


What is the greatest common factor of 3 9 and 12?

The GCF of 3, 9, and 12 is 3. Factors of 3 - 1 and 3 Factors of 9 - 1, 3, and 9 Factors of 12 - 1, 2, 3, 4, 6, and 12 The factors that they have in common are 1 and 3. So the GCF, or Greatest Common Factor, is 3.


What is the common factor of 9 and 12?

The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The common factors of 9 and 12 are 1 and 3.9 ~ 1,3,912 ~ 1,2,3,4,6,12


What are the common factors of 9 12 and 18?

The common factors are 1 and 3.


What is the greatest common factor of 9 and 12?

The greatest common factor of 9 and 12 is 3. One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The common factors are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 9 are 3 and 3. The prime factors of 12 are 2, 2, and 3. The prime factors in common are a single 3, so the greatest common factor is 3.


What are common factors of 9 and 12?

1 and 3.


What are the greatest common factors of 9 and 12?

3


What are the common factors of 12 9?

They are: 1 and 3


What is the least common multiple of 9 and 12?

The LCM of 9 and 12 is: 36To determine the least common multiple of two numbers, determine the prime factors of both numbers. Then, determine the prime factors they have in common. Multiply all their prime factors together (in other words, multiply both numbers together) and divide by the prime factors they have in common (in other words, their greatest common factor).The prime factors of 9 are 3 and 3.The prime factors of 12 are 2, 2, and 3.The prime factors in common are a single 3, the greatest common factor is 3.36: 4 x 9, 3 x 12.The least common multiple of 12 , 9 = 36.3636