How to Find GCF of 13/60, 87/32, 821/674?

GCF of 13/60, 87/32, 821/674

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 13/60, 87/32, 821/674 i.e 1/161760 easily. The following is the detailed procedure to determine the greatest common factor of fractions 13/60, 87/32, 821/674.

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 13/60,87/32,821/674?

Given fractions are 13/60,87/32,821/674

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 13/60,87/32,821/674, numerators are 13,87,821

Denominators are 60,32,674

The GCF of 13,87,821 is 1 .

LCM of 60,32,674 is 161760.

The greatest common factor of 13/60,87/32,821/674 = [GCF of 13,87,821]/[LCM of 60,32,674]= 1/161760

Therefore, the GCF of 13/60,87/32,821/674 is 1/161760.

Greatest Common Factor of 13,87,821

To find the highest common factor of 13,87,821, 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 87 are 1, 3, 29, 87

The factors of 821 are 1, 821

The HCF of 13,87,821 is 1.

Lets's calculate GCF of 13,87,821

Greatest Common Factor (GCF) of 13,87,821 By Common Division

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

Greatest Common Factor of 13,87,821 By Matching Biggest Common Factor Method

Now, list down the factors of 13

1,13

Now, list down the factors of 87

1,3,29,87

Now, list down the factors of 821

1,821

Greatest Common Factor

We found the factors 13,87,821 . The biggest common factor number is the GCF number.
So the greatest common factor 13,87,821 is 1.

Lets's calculate LCM of 60,32,674

Lowest Common Multiple of 60,32,674 using Common Division

2	60, 32, 674
2	30, 16, 337
	15, 8, 337

∴ So the LCM of the given numbers is 2 x 2 x 15 x 8 x 337 = 161760

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/161760

Therefore, the GCF of Fractions 13/60,87/32,821/674 is 1/161760

Least Common Multiple of 60,32,674 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 60,32,674 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(60,32,674) = 2

common factors(in case of two or more numbers have common factors) = 4

GCF(60,32,674) x common factors =2 x 4 = 8

LCM(60,32,674) = ( 60 × 32 × 674 ) / 8

LCM(60,32,674) = 1294080 / 8

LCM(60,32,674) = 161760

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FAQs on GCF of Fractions of 13/60, 87/32, 821/674

1. What is the HCF of 13,87,821?

The HCF of 13,87,821 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 13/60, 87/32, 821/674?

Answer: GCF of Numerators as per given numbers 13/60, 87/32, 821/674 is

GCF of Numerators i.e. for 13,87,821 is 1

LCM of denominators i.e. for 60,32,674 is 161760.

Thus, GCF of Fractions is 1/161760.Finally, GCF of Fractions for 13/60, 87/32, 821/674 is 1/161760.