Greatest Common Factor of 21/437, 66/467, 673/646

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 21/437, 66/467, 673/646

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

GCF of:

Greatest Common Factor of 21/437,66/467,673/646

Given fractions are 21/437,66/467,673/646

Formula to find GCF of Fractions is

GCF = GCF of Numerators/LCM of Denominators

As per the formula GCF of Fractions let’s split into two parts and find the GCF of Numerators and LCM of Denominators

In the given fractions GCF of Numerators means GCF of 21,66,673

Greatest Common Factor of Numerators i.e. GCF of 21,66,673 is 1 .

LCM of Denominators means LCM of 437,467,646 as per the given fractions.

LCM of 437,467,646 is 6938686 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 21,66,673

GCF of Fractions 21/437,66/467,673/646 is 1/6938686

∴ So GCF of numbers is 1 because of no common factors present between them.

Greatest Common Factor of 21,66,673 By Matching Biggest Common Factor Method

Greatest Common Factor of 21,66,673 By Matching Biggest Common Factor Method

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 673

List of positive integer factors of 673 that divides 673 without a remainder.

1,673

Greatest Common Factor

We found the factors 21,66,673 . The biggest common factor number is the GCF number.
So the greatest common factor 21,66,673 is 1.


Lets's calculate LCM of 437,467,646

19 437, 467, 646
23, 467, 34

∴ So the LCM of the given numbers is 19 x 23 x 467 x 34 = 6938686

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/6938686

Therefore, the GCF of Fractions 21/437,66/467,673/646 is 1/6938686

Least Common Multiple of 437,467,646 with GCF Formula

Least Common Multiple of 437,467,646 with GCF Formula

The formula of LCM is LCM(a1,a2,a3....,an) = ( a1 × a2 × a3 × .... × an) / GCF(a1,a2,a3....,an) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 437,467,646 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(437,467,646) = 1

common factors(in case of two or more numbers have common factors) = 19

GCF(437,467,646) x common factors =1 x 19 = 19

LCM(437,467,646) = ( 437 × 467 × 646 ) / 19

LCM(437,467,646) = 131835034 / 19

LCM(437,467,646) = 6938686


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 21/437, 66/467, 673/646

1. How to find GCF in Fractions?

Answer: GCF of fractions can be found using the simple formula GCF of Fractions = GCF of Numerators/LCM of Denominators.

2. What is the GCF of Fractions for 21/437, 66/467, 673/646?

Answer: GCF of Numerators as per given numbers 21/437, 66/467, 673/646 is

GCF of Numerators i.e. for 21,66,673 is 1

LCM of denominators i.e. for 437,467,646 is 6938686.

Thus, GCF of Fractions is 1/6938686.Finally, GCF of Fractions for 21/437, 66/467, 673/646 is 1/6938686.