Greatest Common Factor of 90/873, 51/429, 189/857

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 90/873, 51/429, 189/857

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 90/873,51/429,189/857

Given fractions are 90/873,51/429,189/857

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 90,51,189

Greatest Common Factor of Numerators i.e. GCF of 90,51,189 is 3 .

LCM of Denominators means LCM of 873,429,857 as per the given fractions.

LCM of 873,429,857 is 106987023 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 90,51,189

GCF of Fractions 90/873,51/429,189/857 is 3/106987023

3 90, 51, 189
30, 17, 63

∴ So the GCF of the given numbers is 3 = 3

Greatest Common Factor of 90,51,189 By Matching Biggest Common Factor Method

Greatest Common Factor of 90,51,189 By Matching Biggest Common Factor Method

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Greatest Common Factor

We found the factors 90,51,189 . The biggest common factor number is the GCF number.
So the greatest common factor 90,51,189 is 3.


Lets's calculate LCM of 873,429,857

3 873, 429, 857
291, 143, 857

∴ So the LCM of the given numbers is 3 x 291 x 143 x 857 = 106987023

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/106987023

Therefore, the GCF of Fractions 90/873,51/429,189/857 is 3/106987023

Least Common Multiple of 873,429,857 with GCF Formula

Least Common Multiple of 873,429,857 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 873,429,857 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(873,429,857) = 1

common factors(in case of two or more numbers have common factors) = 3

GCF(873,429,857) x common factors =1 x 3 = 3

LCM(873,429,857) = ( 873 × 429 × 857 ) / 3

LCM(873,429,857) = 320961069 / 3

LCM(873,429,857) = 106987023


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 90/873, 51/429, 189/857

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 90/873, 51/429, 189/857?

Answer: GCF of Numerators as per given numbers 90/873, 51/429, 189/857 is

GCF of Numerators i.e. for 90,51,189 is 3

LCM of denominators i.e. for 873,429,857 is 106987023.

Thus, GCF of Fractions is 3/106987023.Finally, GCF of Fractions for 90/873, 51/429, 189/857 is 3/106987023.