How to Find GCF of 680/81, 547/521?

GCF of 680/81, 547/521

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 680/81, 547/521 i.e 1/42201 easily. The following is the detailed procedure to determine the greatest common factor of fractions 680/81, 547/521.

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 680/81,547/521?

Given fractions are 680/81,547/521

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 680/81,547/521, numerators are 680,547

Denominators are 81,521

The GCF of 680,547 is 1 .

LCM of 81,521 is 42201.

The greatest common factor of 680/81,547/521 = [GCF of 680,547]/[LCM of 81,521]= 1/42201

Therefore, the GCF of 680/81,547/521 is 1/42201.

Greatest Common Factor of 680,547

To find the highest common factor of 680,547, we have to find the factors of both numbers and list the highest common factor.

The factors of 680 are 1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680

The factors of 547 are 1, 547

The HCF of 680,547 is 1.

Lets's calculate GCF of 680,547

Greatest Common Factor (GCF) of 680,547 By Common Division

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

Greatest Common Factor of 680,547 By Matching Biggest Common Factor Method

Now, list down the factors of 680

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Now, list down the factors of 547

1,547

Greatest Common Factor

We found the factors 680,547 . The biggest common factor number is the GCF number.
So the greatest common factor 680,547 is 1.

Lets's calculate LCM of 81,521

Lowest Common Multiple of 81,521 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 42201

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/42201

Therefore, the GCF of Fractions 680/81,547/521 is 1/42201

Least Common Multiple of 81,521 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 81,521 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(81,521) = 1

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

GCF(81,521) x common factors =1 x 1 = 1

LCM(81,521) = ( 81 × 521 ) / 1

LCM(81,521) = 42201 / 1

LCM(81,521) = 42201

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FAQs on GCF of Fractions of 680/81, 547/521

1. What is the HCF of 680,547?

The HCF of 680,547 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 680/81, 547/521?

Answer: GCF of Numerators as per given numbers 680/81, 547/521 is

GCF of Numerators i.e. for 680,547 is 1

LCM of denominators i.e. for 81,521 is 42201.

Thus, GCF of Fractions is 1/42201.Finally, GCF of Fractions for 680/81, 547/521 is 1/42201.