Greatest Common Factor of 80/475, 42/140, 509/286

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 80/475, 42/140, 509/286

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 80/475,42/140,509/286

Given fractions are 80/475,42/140,509/286

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 80,42,509

Greatest Common Factor of Numerators i.e. GCF of 80,42,509 is 1 .

LCM of Denominators means LCM of 475,140,286 as per the given fractions.

LCM of 475,140,286 is 1901900 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 80,42,509

GCF of Fractions 80/475,42/140,509/286 is 1/1901900

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

Greatest Common Factor of 80,42,509 By Matching Biggest Common Factor Method

Greatest Common Factor of 80,42,509 By Matching Biggest Common Factor Method

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 509

List of positive integer factors of 509 that divides 509 without a remainder.

1,509

Greatest Common Factor

We found the factors 80,42,509 . The biggest common factor number is the GCF number.
So the greatest common factor 80,42,509 is 1.


Lets's calculate LCM of 475,140,286

2 475, 140, 286
5 475, 70, 143
95, 14, 143

∴ So the LCM of the given numbers is 2 x 5 x 95 x 14 x 143 = 1901900

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1901900

Therefore, the GCF of Fractions 80/475,42/140,509/286 is 1/1901900

Least Common Multiple of 475,140,286 with GCF Formula

Least Common Multiple of 475,140,286 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 475,140,286 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(475,140,286) = 1

common factors(in case of two or more numbers have common factors) = 10

GCF(475,140,286) x common factors =1 x 10 = 10

LCM(475,140,286) = ( 475 × 140 × 286 ) / 10

LCM(475,140,286) = 19019000 / 10

LCM(475,140,286) = 1901900


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 80/475, 42/140, 509/286

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 80/475, 42/140, 509/286?

Answer: GCF of Numerators as per given numbers 80/475, 42/140, 509/286 is

GCF of Numerators i.e. for 80,42,509 is 1

LCM of denominators i.e. for 475,140,286 is 1901900.

Thus, GCF of Fractions is 1/1901900.Finally, GCF of Fractions for 80/475, 42/140, 509/286 is 1/1901900.