How to Find GCF of 13/115, 15/685, 439/581?

GCF of 13/115, 15/685, 439/581

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023

Use our free GCF of Fractions Calculator tool to compute the GCF of 13/115, 15/685, 439/581 i.e 1/9153655 easily. The following is the detailed procedure to determine the greatest common factor of fractions 13/115, 15/685, 439/581.

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

What is the GCF of 13/115,15/685,439/581?

Given fractions are 13/115,15/685,439/581

To find the GCF of fractions, we have to find the GCF of numerator numbers and LCM of denominator numbers. Its formula is given by

GCF of Fraction = Greatest Common Factor of Numerator/Least Common Multiple of Denominators

In the fractions 13/115,15/685,439/581, numerators are 13,15,439

Denominators are 115,685,581

The GCF of 13,15,439 is 1 .

LCM of 115,685,581 is 9153655.

The greatest common factor of 13/115,15/685,439/581 = [GCF of 13,15,439]/[LCM of 115,685,581]= 1/9153655

Therefore, the GCF of 13/115,15/685,439/581 is 1/9153655.

Greatest Common Factor of 13,15,439

To find the highest common factor of 13,15,439, we have to find the factors of both numbers and list the highest common factor.

The factors of 13 are 1, 13

The factors of 15 are 1, 3, 5, 15

The factors of 439 are 1, 439

The HCF of 13,15,439 is 1.

Lets's calculate GCF of 13,15,439

Greatest Common Factor (GCF) of 13,15,439 By Common Division

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

Greatest Common Factor of 13,15,439 By Matching Biggest Common Factor Method

Now, list down the factors of 13

1,13

Now, list down the factors of 15

1,3,5,15

Now, list down the factors of 439

1,439

Greatest Common Factor

We found the factors 13,15,439 . The biggest common factor number is the GCF number.
So the greatest common factor 13,15,439 is 1.

Lets's calculate LCM of 115,685,581

Lowest Common Multiple of 115,685,581 using Common Division

5	115, 685, 581
	23, 137, 581

∴ So the LCM of the given numbers is 5 x 23 x 137 x 581 = 9153655

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/9153655

Therefore, the GCF of Fractions 13/115,15/685,439/581 is 1/9153655

Least Common Multiple of 115,685,581 with GCF Formula

The formula of LCM is LCM(a₁,a₂,a₃....,a_n) = ( a₁ × a₂ × a₃ × .... × a_n) / GCF(a₁,a₂,a₃....,a_n) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 115,685,581 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(115,685,581) = 1

common factors(in case of two or more numbers have common factors) = 5

GCF(115,685,581) x common factors =1 x 5 = 5

LCM(115,685,581) = ( 115 × 685 × 581 ) / 5

LCM(115,685,581) = 45768275 / 5

LCM(115,685,581) = 9153655

GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

FAQs on GCF of Fractions of 13/115, 15/685, 439/581

1. What is the HCF of 13,15,439?

The HCF of 13,15,439 is 1

2. What is the GCF of a fraction?

The GCF of a fraction is defined as the greatest fraction that divides exactly into 2 or more fractions.

3. 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.

4. What is the GCF of Fractions for 13/115, 15/685, 439/581?

Answer: GCF of Numerators as per given numbers 13/115, 15/685, 439/581 is

GCF of Numerators i.e. for 13,15,439 is 1

LCM of denominators i.e. for 115,685,581 is 9153655.

Thus, GCF of Fractions is 1/9153655.Finally, GCF of Fractions for 13/115, 15/685, 439/581 is 1/9153655.