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GCF of 68/820, 20/2517

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 68/820, 20/2517 i.e 4/2063940 easily. The following is the detailed procedure to determine the greatest common factor of fractions 68/820, 20/2517.

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 68/820,20/2517?

Given fractions are 68/820,20/2517

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 68/820,20/2517, numerators are 68,20

Denominators are 820,2517

The GCF of 68,20 is 4 .

LCM of 820,2517 is 2063940.

The greatest common factor of 68/820,20/2517 = [GCF of 68,20]/[LCM of 820,2517]= 4/2063940

Therefore, the GCF of 68/820,20/2517 is 4/2063940.

Greatest Common Factor of 68,20

To find the highest common factor of 68,20, we have to find the factors of both numbers and list the highest common factor.

The factors of 68 are 1, 2, 4, 17, 34, 68

The factors of 20 are 1, 2, 4, 5, 10, 20

The HCF of 68,20 is 4.

Lets's calculate GCF of 68,20

Greatest Common Factor (GCF) of 68,20 By Common Division

2 68, 20
2 34, 10
17, 5

∴ So the GCF of the given numbers is 2 x 2 = 4

Greatest Common Factor of 68,20 By Matching Biggest Common Factor Method

Greatest Common Factor of 68,20 By Matching Biggest Common Factor Method

Now, list down the factors of 68

:

1,2,4,17,34,68

Now, list down the factors of 20

:

1,2,4,5,10,20

Greatest Common Factor

We found the factors 68,20 . The biggest common factor number is the GCF number.
So the greatest common factor 68,20 is 4.

Lets's calculate LCM of 820,2517

Lowest Common Multiple of 820,2517 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 2063940

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 4/2063940

Therefore, the GCF of Fractions 68/820,20/2517 is 4/2063940

Least Common Multiple of 820,2517 with GCF Formula

Least Common Multiple of 820,2517 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 820,2517 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(820,2517) = 1

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

GCF(820,2517) x common factors =1 x 1 = 1

LCM(820,2517) = ( 820 × 2517 ) / 1

LCM(820,2517) = 2063940 / 1

LCM(820,2517) = 2063940


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FAQs on GCF of Fractions of 68/820, 20/2517

1. What is the HCF of 68,20?

The HCF of 68,20 is 4

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 68/820, 20/2517?

Answer: GCF of Numerators as per given numbers 68/820, 20/2517 is

GCF of Numerators i.e. for 68,20 is 4

LCM of denominators i.e. for 820,2517 is 2063940.

Thus, GCF of Fractions is 4/2063940.Finally, GCF of Fractions for 68/820, 20/2517 is 4/2063940.