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GCF of 686/843, 554/109

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 686/843, 554/109 i.e 2/91887 easily. The following is the detailed procedure to determine the greatest common factor of fractions 686/843, 554/109.

Enter two or more fractions separated by "commas"

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

GCF of:

What is the GCF of 686/843,554/109?

Given fractions are 686/843,554/109

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 686/843,554/109, numerators are 686,554

Denominators are 843,109

The GCF of 686,554 is 2 .

LCM of 843,109 is 91887.

The greatest common factor of 686/843,554/109 = [GCF of 686,554]/[LCM of 843,109]= 2/91887

Therefore, the GCF of 686/843,554/109 is 2/91887.

Greatest Common Factor of 686,554

To find the highest common factor of 686,554, we have to find the factors of both numbers and list the highest common factor.

The factors of 686 are 1, 2, 7, 14, 49, 98, 343, 686

The factors of 554 are 1, 2, 277, 554

The HCF of 686,554 is 2.

Lets's calculate GCF of 686,554

Greatest Common Factor (GCF) of 686,554 By Common Division

2 686, 554
343, 277

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

Greatest Common Factor of 686,554 By Matching Biggest Common Factor Method

Greatest Common Factor of 686,554 By Matching Biggest Common Factor Method

Now, list down the factors of 686

:

1,2,7,14,49,98,343,686

Now, list down the factors of 554

:

1,2,277,554

Greatest Common Factor

We found the factors 686,554 . The biggest common factor number is the GCF number.
So the greatest common factor 686,554 is 2.

Lets's calculate LCM of 843,109

Lowest Common Multiple of 843,109 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 91887

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/91887

Therefore, the GCF of Fractions 686/843,554/109 is 2/91887

Least Common Multiple of 843,109 with GCF Formula

Least Common Multiple of 843,109 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 843,109 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(843,109) = 1

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

GCF(843,109) x common factors =1 x 1 = 1

LCM(843,109) = ( 843 × 109 ) / 1

LCM(843,109) = 91887 / 1

LCM(843,109) = 91887


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FAQs on GCF of Fractions of 686/843, 554/109

1. What is the HCF of 686,554?

The HCF of 686,554 is 2

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 686/843, 554/109?

Answer: GCF of Numerators as per given numbers 686/843, 554/109 is

GCF of Numerators i.e. for 686,554 is 2

LCM of denominators i.e. for 843,109 is 91887.

Thus, GCF of Fractions is 2/91887.Finally, GCF of Fractions for 686/843, 554/109 is 2/91887.