How to Find GCF of 11/21, 57/563, 486/559?

GCF of 11/21, 57/563, 486/559

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 11/21, 57/563, 486/559 i.e 1/6609057 easily. The following is the detailed procedure to determine the greatest common factor of fractions 11/21, 57/563, 486/559.

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 11/21,57/563,486/559?

Given fractions are 11/21,57/563,486/559

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 11/21,57/563,486/559, numerators are 11,57,486

Denominators are 21,563,559

The GCF of 11,57,486 is 1 .

LCM of 21,563,559 is 6609057.

The greatest common factor of 11/21,57/563,486/559 = [GCF of 11,57,486]/[LCM of 21,563,559]= 1/6609057

Therefore, the GCF of 11/21,57/563,486/559 is 1/6609057.

Greatest Common Factor of 11,57,486

To find the highest common factor of 11,57,486, we have to find the factors of both numbers and list the highest common factor.

The factors of 11 are 1, 11

The factors of 57 are 1, 3, 19, 57

The factors of 486 are 1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486

The HCF of 11,57,486 is 1.

Lets's calculate GCF of 11,57,486

Greatest Common Factor (GCF) of 11,57,486 By Common Division

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

Greatest Common Factor of 11,57,486 By Matching Biggest Common Factor Method

Now, list down the factors of 11

1,11

Now, list down the factors of 57

1,3,19,57

Now, list down the factors of 486

1,2,3,6,9,18,27,54,81,162,243,486

Greatest Common Factor

We found the factors 11,57,486 . The biggest common factor number is the GCF number.
So the greatest common factor 11,57,486 is 1.

Lets's calculate LCM of 21,563,559

Lowest Common Multiple of 21,563,559 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 6609057

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/6609057

Therefore, the GCF of Fractions 11/21,57/563,486/559 is 1/6609057

Least Common Multiple of 21,563,559 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 21,563,559 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(21,563,559) = 1

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

GCF(21,563,559) x common factors =1 x 1 = 1

LCM(21,563,559) = ( 21 × 563 × 559 ) / 1

LCM(21,563,559) = 6609057 / 1

LCM(21,563,559) = 6609057

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 11/21, 57/563, 486/559

1. What is the HCF of 11,57,486?

The HCF of 11,57,486 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 11/21, 57/563, 486/559?

Answer: GCF of Numerators as per given numbers 11/21, 57/563, 486/559 is

GCF of Numerators i.e. for 11,57,486 is 1

LCM of denominators i.e. for 21,563,559 is 6609057.

Thus, GCF of Fractions is 1/6609057.Finally, GCF of Fractions for 11/21, 57/563, 486/559 is 1/6609057.