Greatest Common Factor of 61/21, 40/458, 365/655

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 61/21, 40/458, 365/655

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 61/21,40/458,365/655

Given fractions are 61/21,40/458,365/655

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 61,40,365

Greatest Common Factor of Numerators i.e. GCF of 61,40,365 is 1 .

LCM of Denominators means LCM of 21,458,655 as per the given fractions.

LCM of 21,458,655 is 6299790 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 61,40,365

GCF of Fractions 61/21,40/458,365/655 is 1/6299790

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

Greatest Common Factor of 61,40,365 By Matching Biggest Common Factor Method

Greatest Common Factor of 61,40,365 By Matching Biggest Common Factor Method

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 365

List of positive integer factors of 365 that divides 365 without a remainder.

1,5,73,365

Greatest Common Factor

We found the factors 61,40,365 . The biggest common factor number is the GCF number.
So the greatest common factor 61,40,365 is 1.


Lets's calculate LCM of 21,458,655

Given numbers has no common factors except 1. So, there LCM is their product i.e 6299790

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/6299790

Therefore, the GCF of Fractions 61/21,40/458,365/655 is 1/6299790

Least Common Multiple of 21,458,655 with GCF Formula

Least Common Multiple of 21,458,655 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 21,458,655 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(21,458,655) = 1

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

GCF(21,458,655) x common factors =1 x 1 = 1

LCM(21,458,655) = ( 21 × 458 × 655 ) / 1

LCM(21,458,655) = 6299790 / 1

LCM(21,458,655) = 6299790


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 61/21, 40/458, 365/655

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 61/21, 40/458, 365/655?

Answer: GCF of Numerators as per given numbers 61/21, 40/458, 365/655 is

GCF of Numerators i.e. for 61,40,365 is 1

LCM of denominators i.e. for 21,458,655 is 6299790.

Thus, GCF of Fractions is 1/6299790.Finally, GCF of Fractions for 61/21, 40/458, 365/655 is 1/6299790.