How to Find GCF of 27/79, 686/92, 905/924?

GCF of 27/79, 686/92, 905/924

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023

Use our free GCF of Fractions Calculator tool to compute the GCF of 27/79, 686/92, 905/924 i.e 1/1678908 easily. The following is the detailed procedure to determine the greatest common factor of fractions 27/79, 686/92, 905/924.

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

What is the GCF of 27/79,686/92,905/924?

Given fractions are 27/79,686/92,905/924

To find the GCF of fractions, we have to find the GCF of numerator numbers and LCM of denominator numbers. Its formula is given by

GCF of Fraction = Greatest Common Factor of Numerator/Least Common Multiple of Denominators

In the fractions 27/79,686/92,905/924, numerators are 27,686,905

Denominators are 79,92,924

The GCF of 27,686,905 is 1 .

LCM of 79,92,924 is 1678908.

The greatest common factor of 27/79,686/92,905/924 = [GCF of 27,686,905]/[LCM of 79,92,924]= 1/1678908

Therefore, the GCF of 27/79,686/92,905/924 is 1/1678908.

Greatest Common Factor of 27,686,905

To find the highest common factor of 27,686,905, we have to find the factors of both numbers and list the highest common factor.

The factors of 27 are 1, 3, 9, 27

The factors of 686 are 1, 2, 7, 14, 49, 98, 343, 686

The factors of 905 are 1, 5, 181, 905

The HCF of 27,686,905 is 1.

Lets's calculate GCF of 27,686,905

Greatest Common Factor (GCF) of 27,686,905 By Common Division

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

Greatest Common Factor of 27,686,905 By Matching Biggest Common Factor Method

Now, list down the factors of 27

1,3,9,27

Now, list down the factors of 686

1,2,7,14,49,98,343,686

Now, list down the factors of 905

1,5,181,905

Greatest Common Factor

We found the factors 27,686,905 . The biggest common factor number is the GCF number.
So the greatest common factor 27,686,905 is 1.

Lets's calculate LCM of 79,92,924

Lowest Common Multiple of 79,92,924 using Common Division

2	79, 92, 924
2	79, 46, 462
	79, 23, 231

∴ So the LCM of the given numbers is 2 x 2 x 79 x 23 x 231 = 1678908

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1678908

Therefore, the GCF of Fractions 27/79,686/92,905/924 is 1/1678908

Least Common Multiple of 79,92,924 with GCF Formula

The formula of LCM is LCM(a₁,a₂,a₃....,a_n) = ( a₁ × a₂ × a₃ × .... × a_n) / GCF(a₁,a₂,a₃....,a_n) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 79,92,924 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(79,92,924) = 1

common factors(in case of two or more numbers have common factors) = 4

GCF(79,92,924) x common factors =1 x 4 = 4

LCM(79,92,924) = ( 79 × 92 × 924 ) / 4

LCM(79,92,924) = 6715632 / 4

LCM(79,92,924) = 1678908

GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

FAQs on GCF of Fractions of 27/79, 686/92, 905/924

1. What is the HCF of 27,686,905?

The HCF of 27,686,905 is 1

2. What is the GCF of a fraction?

The GCF of a fraction is defined as the greatest fraction that divides exactly into 2 or more fractions.

3. 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.

4. What is the GCF of Fractions for 27/79, 686/92, 905/924?

Answer: GCF of Numerators as per given numbers 27/79, 686/92, 905/924 is

GCF of Numerators i.e. for 27,686,905 is 1

LCM of denominators i.e. for 79,92,924 is 1678908.

Thus, GCF of Fractions is 1/1678908.Finally, GCF of Fractions for 27/79, 686/92, 905/924 is 1/1678908.