Greatest Common Factor of 1280/181, 2105/844

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 1280/181, 2105/844

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 1280/181,2105/844

Given fractions are 1280/181,2105/844

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 1280,2105

Greatest Common Factor of Numerators i.e. GCF of 1280,2105 is 5 .

LCM of Denominators means LCM of 181,844 as per the given fractions.

LCM of 181,844 is 152764 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 1280,2105

GCF of Fractions 1280/181,2105/844 is 5/152764

5 1280, 2105
256, 421

∴ So the GCF of the given numbers is 5 = 5

Greatest Common Factor of 1280,2105 By Matching Biggest Common Factor Method

Greatest Common Factor of 1280,2105 By Matching Biggest Common Factor Method

Factors of 1280

List of positive integer factors of 1280 that divides 1280 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,256,320,640,1280

Factors of 2105

List of positive integer factors of 2105 that divides 2105 without a remainder.

1,5,421,2105

Greatest Common Factor

We found the factors 1280,2105 . The biggest common factor number is the GCF number.
So the greatest common factor 1280,2105 is 5.


Lets's calculate LCM of 181,844

Given numbers has no common factors except 1. So, there LCM is their product i.e 152764

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 5/152764

Therefore, the GCF of Fractions 1280/181,2105/844 is 5/152764

Least Common Multiple of 181,844 with GCF Formula

Least Common Multiple of 181,844 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 181,844 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(181,844) = 1

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

GCF(181,844) x common factors =1 x 1 = 1

LCM(181,844) = ( 181 × 844 ) / 1

LCM(181,844) = 152764 / 1

LCM(181,844) = 152764


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 1280/181, 2105/844

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 1280/181, 2105/844?

Answer: GCF of Numerators as per given numbers 1280/181, 2105/844 is

GCF of Numerators i.e. for 1280,2105 is 5

LCM of denominators i.e. for 181,844 is 152764.

Thus, GCF of Fractions is 5/152764.Finally, GCF of Fractions for 1280/181, 2105/844 is 5/152764.