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GCF of 42/77, 486/74, 427/804

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 42/77, 486/74, 427/804 i.e 1/2290596 easily. The following is the detailed procedure to determine the greatest common factor of fractions 42/77, 486/74, 427/804.

Enter two or more fractions separated by "commas"

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

GCF of:

What is the GCF of 42/77,486/74,427/804?

Given fractions are 42/77,486/74,427/804

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 42/77,486/74,427/804, numerators are 42,486,427

Denominators are 77,74,804

The GCF of 42,486,427 is 1 .

LCM of 77,74,804 is 2290596.

The greatest common factor of 42/77,486/74,427/804 = [GCF of 42,486,427]/[LCM of 77,74,804]= 1/2290596

Therefore, the GCF of 42/77,486/74,427/804 is 1/2290596.

Greatest Common Factor of 42,486,427

To find the highest common factor of 42,486,427, we have to find the factors of both numbers and list the highest common factor.

The factors of 42 are 1, 2, 3, 6, 7, 14, 21, 42

The factors of 486 are 1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486

The factors of 427 are 1, 7, 61, 427

The HCF of 42,486,427 is 1.

Lets's calculate GCF of 42,486,427

Greatest Common Factor (GCF) of 42,486,427 By Common Division

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

Greatest Common Factor of 42,486,427 By Matching Biggest Common Factor Method

Greatest Common Factor of 42,486,427 By Matching Biggest Common Factor Method

Now, list down the factors of 42

:

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

Now, list down the factors of 486

:

1,2,3,6,9,18,27,54,81,162,243,486

Now, list down the factors of 427

:

1,7,61,427

Greatest Common Factor

We found the factors 42,486,427 . The biggest common factor number is the GCF number.
So the greatest common factor 42,486,427 is 1.


Lets's calculate LCM of 77,74,804

Lowest Common Multiple of 77,74,804 using Common Division

2 77, 74, 804
77, 37, 402

∴ So the LCM of the given numbers is 2 x 77 x 37 x 402 = 2290596

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/2290596

Therefore, the GCF of Fractions 42/77,486/74,427/804 is 1/2290596

Least Common Multiple of 77,74,804 with GCF Formula

Least Common Multiple of 77,74,804 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 77,74,804 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(77,74,804) = 1

common factors(in case of two or more numbers have common factors) = 2

GCF(77,74,804) x common factors =1 x 2 = 2

LCM(77,74,804) = ( 77 × 74 × 804 ) / 2

LCM(77,74,804) = 4581192 / 2

LCM(77,74,804) = 2290596


GCF of Fractions Calculation Examples

FAQs on GCF of Fractions of 42/77, 486/74, 427/804

1. What is the HCF of 42,486,427?

The HCF of 42,486,427 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 42/77, 486/74, 427/804?

Answer: GCF of Numerators as per given numbers 42/77, 486/74, 427/804 is

GCF of Numerators i.e. for 42,486,427 is 1

LCM of denominators i.e. for 77,74,804 is 2290596.

Thus, GCF of Fractions is 1/2290596.Finally, GCF of Fractions for 42/77, 486/74, 427/804 is 1/2290596.