Greatest Common Factor of 20/29, 86/65, 248/457

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 20/29, 86/65, 248/457

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 20/29,86/65,248/457

Given fractions are 20/29,86/65,248/457

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 20,86,248

Greatest Common Factor of Numerators i.e. GCF of 20,86,248 is 2 .

LCM of Denominators means LCM of 29,65,457 as per the given fractions.

LCM of 29,65,457 is 861445 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 20,86,248

GCF of Fractions 20/29,86/65,248/457 is 2/861445

2 20, 86, 248
10, 43, 124

∴ So the GCF of the given numbers is 2 = 2

Greatest Common Factor of 20,86,248 By Matching Biggest Common Factor Method

Greatest Common Factor of 20,86,248 By Matching Biggest Common Factor Method

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 248

List of positive integer factors of 248 that divides 248 without a remainder.

1,2,4,8,31,62,124,248

Greatest Common Factor

We found the factors 20,86,248 . The biggest common factor number is the GCF number.
So the greatest common factor 20,86,248 is 2.


Lets's calculate LCM of 29,65,457

Given numbers has no common factors except 1. So, there LCM is their product i.e 861445

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/861445

Therefore, the GCF of Fractions 20/29,86/65,248/457 is 2/861445

Least Common Multiple of 29,65,457 with GCF Formula

Least Common Multiple of 29,65,457 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 29,65,457 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(29,65,457) = 1

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

GCF(29,65,457) x common factors =1 x 1 = 1

LCM(29,65,457) = ( 29 × 65 × 457 ) / 1

LCM(29,65,457) = 861445 / 1

LCM(29,65,457) = 861445


GCF of Fractions Calculation Examples

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Frequently Asked Questions on Fractional GCF of 20/29, 86/65, 248/457

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 20/29, 86/65, 248/457?

Answer: GCF of Numerators as per given numbers 20/29, 86/65, 248/457 is

GCF of Numerators i.e. for 20,86,248 is 2

LCM of denominators i.e. for 29,65,457 is 861445.

Thus, GCF of Fractions is 2/861445.Finally, GCF of Fractions for 20/29, 86/65, 248/457 is 2/861445.