Greatest Common Factor of 129/61, 840/6106

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 129/61, 840/6106

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 129/61,840/6106

Given fractions are 129/61,840/6106

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 129,840

Greatest Common Factor of Numerators i.e. GCF of 129,840 is 3 .

LCM of Denominators means LCM of 61,6106 as per the given fractions.

LCM of 61,6106 is 372466 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 129,840

GCF of Fractions 129/61,840/6106 is 3/372466

3 129, 840
43, 280

∴ So the GCF of the given numbers is 3 = 3

Greatest Common Factor of 129,840 By Matching Biggest Common Factor Method

Greatest Common Factor of 129,840 By Matching Biggest Common Factor Method

Factors of 129

List of positive integer factors of 129 that divides 129 without a remainder.

1,3,43,129

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Greatest Common Factor

We found the factors 129,840 . The biggest common factor number is the GCF number.
So the greatest common factor 129,840 is 3.


Lets's calculate LCM of 61,6106

Given numbers has no common factors except 1. So, there LCM is their product i.e 372466

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/372466

Therefore, the GCF of Fractions 129/61,840/6106 is 3/372466

Least Common Multiple of 61,6106 with GCF Formula

Least Common Multiple of 61,6106 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 61,6106 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(61,6106) = 1

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

GCF(61,6106) x common factors =1 x 1 = 1

LCM(61,6106) = ( 61 × 6106 ) / 1

LCM(61,6106) = 372466 / 1

LCM(61,6106) = 372466


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 129/61, 840/6106

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 129/61, 840/6106?

Answer: GCF of Numerators as per given numbers 129/61, 840/6106 is

GCF of Numerators i.e. for 129,840 is 3

LCM of denominators i.e. for 61,6106 is 372466.

Thus, GCF of Fractions is 3/372466.Finally, GCF of Fractions for 129/61, 840/6106 is 3/372466.