Greatest Common Factor of 42/639, 1825/7859

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

GCF of 42/639, 1825/7859

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 42/639,1825/7859

Given fractions are 42/639,1825/7859

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 42,1825

Greatest Common Factor of Numerators i.e. GCF of 42,1825 is 1 .

LCM of Denominators means LCM of 639,7859 as per the given fractions.

LCM of 639,7859 is 5021901 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 42,1825

GCF of Fractions 42/639,1825/7859 is 1/5021901

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

Greatest Common Factor of 42,1825 By Matching Biggest Common Factor Method

Greatest Common Factor of 42,1825 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 1825

List of positive integer factors of 1825 that divides 1825 without a remainder.

1,5,25,73,365,1825

Greatest Common Factor

We found the factors 42,1825 . The biggest common factor number is the GCF number.
So the greatest common factor 42,1825 is 1.

Lets's calculate LCM of 639,7859

Given numbers has no common factors except 1. So, there LCM is their product i.e 5021901

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/5021901

Therefore, the GCF of Fractions 42/639,1825/7859 is 1/5021901

Least Common Multiple of 639,7859 with GCF Formula

Least Common Multiple of 639,7859 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 639,7859 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(639,7859) = 1

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

GCF(639,7859) x common factors =1 x 1 = 1

LCM(639,7859) = ( 639 × 7859 ) / 1

LCM(639,7859) = 5021901 / 1

LCM(639,7859) = 5021901


GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

Frequently Asked Questions on Fractional GCF of 42/639, 1825/7859

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 42/639, 1825/7859?

Answer: GCF of Numerators as per given numbers 42/639, 1825/7859 is

GCF of Numerators i.e. for 42,1825 is 1

LCM of denominators i.e. for 639,7859 is 5021901.

Thus, GCF of Fractions is 1/5021901.Finally, GCF of Fractions for 42/639, 1825/7859 is 1/5021901.