Greatest Common Factor of 20/989, 797/638, 513/761

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

GCF of 20/989, 797/638, 513/761

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 20/989,797/638,513/761

Given fractions are 20/989,797/638,513/761

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 20,797,513

Greatest Common Factor of Numerators i.e. GCF of 20,797,513 is 1 .

LCM of Denominators means LCM of 989,638,761 as per the given fractions.

LCM of 989,638,761 is 480177302 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 20,797,513

GCF of Fractions 20/989,797/638,513/761 is 1/480177302

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

Greatest Common Factor of 20,797,513 By Matching Biggest Common Factor Method

Greatest Common Factor of 20,797,513 By Matching Biggest Common Factor Method

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 797

List of positive integer factors of 797 that divides 797 without a remainder.

1,797

Factors of 513

List of positive integer factors of 513 that divides 513 without a remainder.

1,3,9,19,27,57,171,513

Greatest Common Factor

We found the factors 20,797,513 . The biggest common factor number is the GCF number.
So the greatest common factor 20,797,513 is 1.

Lets's calculate LCM of 989,638,761

Given numbers has no common factors except 1. So, there LCM is their product i.e 480177302

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/480177302

Therefore, the GCF of Fractions 20/989,797/638,513/761 is 1/480177302

Least Common Multiple of 989,638,761 with GCF Formula

Least Common Multiple of 989,638,761 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 989,638,761 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(989,638,761) = 1

common factors(in case of two or more numbers have common factors) = 1

GCF(989,638,761) x common factors =1 x 1 = 1

LCM(989,638,761) = ( 989 × 638 × 761 ) / 1

LCM(989,638,761) = 480177302 / 1

LCM(989,638,761) = 480177302


GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

Frequently Asked Questions on Fractional GCF of 20/989, 797/638, 513/761

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 20/989, 797/638, 513/761?

Answer: GCF of Numerators as per given numbers 20/989, 797/638, 513/761 is

GCF of Numerators i.e. for 20,797,513 is 1

LCM of denominators i.e. for 989,638,761 is 480177302.

Thus, GCF of Fractions is 1/480177302.Finally, GCF of Fractions for 20/989, 797/638, 513/761 is 1/480177302.