Greatest Common Factor of 585/680, 999/422

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 585/680, 999/422

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 585/680,999/422

Given fractions are 585/680,999/422

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 585,999

Greatest Common Factor of Numerators i.e. GCF of 585,999 is 9 .

LCM of Denominators means LCM of 680,422 as per the given fractions.

LCM of 680,422 is 143480 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 585,999

GCF of Fractions 585/680,999/422 is 9/143480

3 585, 999
3 195, 333
65, 111

∴ So the GCF of the given numbers is 3 x 3 = 9

Greatest Common Factor of 585,999 By Matching Biggest Common Factor Method

Greatest Common Factor of 585,999 By Matching Biggest Common Factor Method

Factors of 585

List of positive integer factors of 585 that divides 585 without a remainder.

1,3,5,9,13,15,39,45,65,117,195,585

Factors of 999

List of positive integer factors of 999 that divides 999 without a remainder.

1,3,9,27,37,111,333,999

Greatest Common Factor

We found the factors 585,999 . The biggest common factor number is the GCF number.
So the greatest common factor 585,999 is 9.


Lets's calculate LCM of 680,422

2 680, 422
340, 211

∴ So the LCM of the given numbers is 2 x 340 x 211 = 143480

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 9/143480

Therefore, the GCF of Fractions 585/680,999/422 is 9/143480

Least Common Multiple of 680,422 with GCF Formula

Least Common Multiple of 680,422 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 680,422 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(680,422) = 2

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

GCF(680,422) x common factors =2 x 1 = 2

LCM(680,422) = ( 680 × 422 ) / 2

LCM(680,422) = 286960 / 2

LCM(680,422) = 143480


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 585/680, 999/422

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 585/680, 999/422?

Answer: GCF of Numerators as per given numbers 585/680, 999/422 is

GCF of Numerators i.e. for 585,999 is 9

LCM of denominators i.e. for 680,422 is 143480.

Thus, GCF of Fractions is 9/143480.Finally, GCF of Fractions for 585/680, 999/422 is 9/143480.