Greatest Common Factor of 420/45, 571/83, 864/309

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

GCF of 420/45, 571/83, 864/309

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 420/45,571/83,864/309

Given fractions are 420/45,571/83,864/309

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 420,571,864

Greatest Common Factor of Numerators i.e. GCF of 420,571,864 is 1 .

LCM of Denominators means LCM of 45,83,309 as per the given fractions.

LCM of 45,83,309 is 384705 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 420,571,864

GCF of Fractions 420/45,571/83,864/309 is 1/384705

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

Greatest Common Factor of 420,571,864 By Matching Biggest Common Factor Method

Greatest Common Factor of 420,571,864 By Matching Biggest Common Factor Method

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 571

List of positive integer factors of 571 that divides 571 without a remainder.

1,571

Factors of 864

List of positive integer factors of 864 that divides 864 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,27,32,36,48,54,72,96,108,144,216,288,432,864

Greatest Common Factor

We found the factors 420,571,864 . The biggest common factor number is the GCF number.
So the greatest common factor 420,571,864 is 1.

Lets's calculate LCM of 45,83,309

3 45, 83, 309
15, 83, 103

∴ So the LCM of the given numbers is 3 x 15 x 83 x 103 = 384705

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/384705

Therefore, the GCF of Fractions 420/45,571/83,864/309 is 1/384705

Least Common Multiple of 45,83,309 with GCF Formula

Least Common Multiple of 45,83,309 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 45,83,309 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(45,83,309) = 1

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

GCF(45,83,309) x common factors =1 x 3 = 3

LCM(45,83,309) = ( 45 × 83 × 309 ) / 3

LCM(45,83,309) = 1154115 / 3

LCM(45,83,309) = 384705


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 420/45, 571/83, 864/309

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 420/45, 571/83, 864/309?

Answer: GCF of Numerators as per given numbers 420/45, 571/83, 864/309 is

GCF of Numerators i.e. for 420,571,864 is 1

LCM of denominators i.e. for 45,83,309 is 384705.

Thus, GCF of Fractions is 1/384705.Finally, GCF of Fractions for 420/45, 571/83, 864/309 is 1/384705.