Greatest Common Factor of 42/186, 69/771, 668/171

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 42/186, 69/771, 668/171

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 42/186,69/771,668/171

Given fractions are 42/186,69/771,668/171

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 42,69,668

Greatest Common Factor of Numerators i.e. GCF of 42,69,668 is 1 .

LCM of Denominators means LCM of 186,771,171 as per the given fractions.

LCM of 186,771,171 is 2724714 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 42,69,668

GCF of Fractions 42/186,69/771,668/171 is 1/2724714

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

Greatest Common Factor of 42,69,668 By Matching Biggest Common Factor Method

Greatest Common Factor of 42,69,668 By Matching Biggest Common Factor Method

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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 668

List of positive integer factors of 668 that divides 668 without a remainder.

1,2,4,167,334,668

Greatest Common Factor

We found the factors 42,69,668 . The biggest common factor number is the GCF number.
So the greatest common factor 42,69,668 is 1.


Lets's calculate LCM of 186,771,171

3 186, 771, 171
62, 257, 57

∴ So the LCM of the given numbers is 3 x 62 x 257 x 57 = 2724714

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/2724714

Therefore, the GCF of Fractions 42/186,69/771,668/171 is 1/2724714

Least Common Multiple of 186,771,171 with GCF Formula

Least Common Multiple of 186,771,171 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 186,771,171 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(186,771,171) = 3

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

GCF(186,771,171) x common factors =3 x 3 = 9

LCM(186,771,171) = ( 186 × 771 × 171 ) / 9

LCM(186,771,171) = 24522426 / 9

LCM(186,771,171) = 2724714


GCF of Fractions Calculation Examples

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Frequently Asked Questions on Fractional GCF of 42/186, 69/771, 668/171

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 42/186, 69/771, 668/171?

Answer: GCF of Numerators as per given numbers 42/186, 69/771, 668/171 is

GCF of Numerators i.e. for 42,69,668 is 1

LCM of denominators i.e. for 186,771,171 is 2724714.

Thus, GCF of Fractions is 1/2724714.Finally, GCF of Fractions for 42/186, 69/771, 668/171 is 1/2724714.