Greatest Common Factor of 639/871, 970/940

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 639/871, 970/940

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 639/871,970/940

Given fractions are 639/871,970/940

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 639,970

Greatest Common Factor of Numerators i.e. GCF of 639,970 is 1 .

LCM of Denominators means LCM of 871,940 as per the given fractions.

LCM of 871,940 is 818740 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 639,970

GCF of Fractions 639/871,970/940 is 1/818740

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

Greatest Common Factor of 639,970 By Matching Biggest Common Factor Method

Greatest Common Factor of 639,970 By Matching Biggest Common Factor Method

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Factors of 970

List of positive integer factors of 970 that divides 970 without a remainder.

1,2,5,10,97,194,485,970

Greatest Common Factor

We found the factors 639,970 . The biggest common factor number is the GCF number.
So the greatest common factor 639,970 is 1.


Lets's calculate LCM of 871,940

Given numbers has no common factors except 1. So, there LCM is their product i.e 818740

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/818740

Therefore, the GCF of Fractions 639/871,970/940 is 1/818740

Least Common Multiple of 871,940 with GCF Formula

Least Common Multiple of 871,940 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 871,940 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(871,940) = 1

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

GCF(871,940) x common factors =1 x 1 = 1

LCM(871,940) = ( 871 × 940 ) / 1

LCM(871,940) = 818740 / 1

LCM(871,940) = 818740


GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 639/871, 970/940

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 639/871, 970/940?

Answer: GCF of Numerators as per given numbers 639/871, 970/940 is

GCF of Numerators i.e. for 639,970 is 1

LCM of denominators i.e. for 871,940 is 818740.

Thus, GCF of Fractions is 1/818740.Finally, GCF of Fractions for 639/871, 970/940 is 1/818740.