# What Is The GCF Of 10 And 20?

## What is the GCF of 18 and 9?

The biggest common factor number is the GCF number.

So the greatest common factor 9 and 18 is 9..

## What is the GCF of 3 and 37?

The prime factors and multiplicities 3 and 37 have in common are: 1. 1 is the gcf of 3 and 37. gcf(3,37) = 1.

## What is the GCF of 12 and 9?

We found the factors and prime factorization of 9 and 12. The biggest common factor number is the GCF number. So the greatest common factor 9 and 12 is 3.

## What is the GCF of 36 and 18?

We found the factors and prime factorization of 18 and 36. The biggest common factor number is the GCF number. So the greatest common factor 18 and 36 is 18.

## What is the GCF of 20 and 40?

We found the factors and prime factorization of 20 and 40. The biggest common factor number is the GCF number. So the greatest common factor 20 and 40 is 20.

## What is the HCF of 20 30?

We found the factors and prime factorization of 20 and 30. The biggest common factor number is the GCF number. So the greatest common factor 20 and 30 is 10.

## What is the HCF of 20?

For example, find the HCF of 20 and 35. The common factors of the given numbers are : 1,2,4,5,10,20. The greatest among all other numbers is 20, so it shall be the HCF of both the numbers.

## What is the GCF of 15 and 30?

The common factors of 15 and 30 are 1, 3, 5, and 15. The greatest common factor is 15.

## What is the GCF of 12 and 18?

In terms of numbers, the greatest common factor (gcf) is the largest natural number that exactly divides two or more given natural numbers. Example 1: 6 is the greatest common factor of 12 and 18.

## What is the GCF of 24 and 36?

12Answer and Explanation: The GCF of 24 and 36 is 12. ‘GCF’ means ‘greatest common factor’. That’s the greatest, or largest, factor that the two numbers share.

## What is the GCF of 10 and 15?

Greatest common factor (GCF) of 10 and 15 is 5. We will now calculate the prime factors of 10 and 15, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10 and 15.

## What is the GCF of 15 and 18?

The factors of 18 are 18, 9, 6, 3, 2, 1. The common factors of 15 and 18 are 3, 1, intersecting the two sets above. In the intersection factors of 15 ∩ factors of 18 the greatest element is 3. Therefore, the greatest common factor of 15 and 18 is 3.

## What is the GCF of 10 and 9?

The prime factors and multiplicities 9 and 10 have in common are: 1. 1 is the gcf of 9 and 10. gcf(9,10) = 1.

## What is the GCF of 18 and 27?

Example: Find the GCF of 18 and 27 The factors of 18 are 1, 2, 3, 6, 9, 18. The factors of 27 are 1, 3, 9, 27. The common factors of 18 and 27 are 1, 3 and 9. The greatest common factor of 18 and 27 is 9.

## What is the GCF of 33 and 15?

3Greatest common factor (GCF) of 15 and 33 is 3.

## What is the GCF of 20 and 30?

The numbers 20 and 30 have the factors 2 and 5 in common. Next, multiply the common factors to find the GCF. If there is only one common factor, there is no need to multiply. The GCF of 20 and 30 is 10.

## What is the GCF of 15 and 20?

We found the factors and prime factorization of 15 and 20. The biggest common factor number is the GCF number. So the greatest common factor 15 and 20 is 5.

## What is the GCF of 18 and 10?

We found the factors and prime factorization of 18 and 10. The biggest common factor number is the GCF number. So the greatest common factor 18 and 10 is 2.

## What is the GCF of 30 and 18?

We found the factors and prime factorization of 30 and 18. The biggest common factor number is the GCF number. So the greatest common factor 30 and 18 is 6.

## What is the GCF of 15 and 42?

The factors of 42 are 42, 21, 14, 7, 6, 3, 2, 1. The common factors of 15 and 42 are 3, 1, intersecting the two sets above. In the intersection factors of 15 ∩ factors of 42 the greatest element is 3. Therefore, the greatest common factor of 15 and 42 is 3.

## What is the GCF of 27 and 36?

Answer and Explanation: The GCF for 27 and 36 is 9. The greatest common factor (GCF) of two or more numbers is the largest positive integer in common that divides each number…

## What’s the GCF of 35 and 20?

Greatest common factor (GCF) of 20 and 35 is 5. We will now calculate the prime factors of 20 and 35, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20 and 35.

## What is the GCF of 7/15 and 21?

The common factors for 7,15,21 7 , 15 , 21 are 1 . The GCF (HCF) of the numerical factors 1 is 1 .

## What is the GCF of 24 and 18?

We found the factors and prime factorization of 18 and 24. The biggest common factor number is the GCF number. So the greatest common factor 18 and 24 is 6.

## What is the GCF of 36 63?

The prime factorization of 63 is: 3 x 3 x 7. The prime factors and multiplicities 36 and 63 have in common are: 3 x 3. 3 x 3 is the gcf of 36 and 63. gcf(36,63) = 9.

## What factors do 15 and 21 have in common?

The gcf of 15 and 21 can be obtained like this: The factors of 15 are 15, 5, 3, 1. The factors of 21 are 21, 7, 3, 1. The common factors of 15 and 21 are 3, 1, intersecting the two sets above.

## What is the HCF of 18?

Find the highest common factor (H.C.F) of 12 and 18. Factors of 18 = 1, 2, 3, 6, 9 and 18. Therefore, common factor of 12 and 18 = 1, 2, 3 and 6. Highest common factor (H.C.F) of 12 and 18 = 6 [since 6 is the highest common factor].