GCF of 579/285, 861/397
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 579/285, 861/397 i.e 3/113145 easily. The following is the detailed procedure to determine the greatest common factor of fractions 579/285, 861/397.
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 579/285,861/397?
Given fractions are 579/285,861/397
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 579/285,861/397, numerators are 579,861
Denominators are 285,397
The GCF of 579,861 is 3 .
LCM of 285,397 is 113145.
The greatest common factor of 579/285,861/397 = [GCF of 579,861]/[LCM of 285,397]= 3/113145
Therefore, the GCF of 579/285,861/397 is 3/113145.
To find the highest common factor of 579,861, we have to find the factors of both numbers and list the highest common factor.
The factors of 579 are 1, 3, 193, 579
The factors of 861 are 1, 3, 7, 21, 41, 123, 287, 861
The HCF of 579,861 is 3.
Lets's calculate GCF of 579,861
| 3 | 579, 861 |
| 193, 287 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 579,861 By Matching Biggest Common Factor Method
Now, list down the factors of 579
:1,3,193,579
Now, list down the factors of 861
:1,3,7,21,41,123,287,861
Greatest Common Factor
We found the factors 579,861 . The biggest common factor number is the GCF number.
So the greatest common factor 579,861 is 3.
Lets's calculate LCM of 285,397
Given numbers has no common factors except 1. So, there LCM is their product i.e 113145
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/113145
Therefore, the GCF of Fractions 579/285,861/397 is 3/113145
Least Common Multiple of 285,397 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 285,397 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(285,397) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(285,397) x common factors =1 x 1 = 1
LCM(285,397) = ( 285 × 397 ) / 1
LCM(285,397) = 113145 / 1
LCM(285,397) = 113145
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FAQs on GCF of Fractions of 579/285, 861/397
1. What is the HCF of 579,861?
The HCF of 579,861 is 3
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 579/285, 861/397?
Answer: GCF of Numerators as per given numbers 579/285, 861/397 is
GCF of Numerators i.e. for 579,861 is 3
LCM of denominators i.e. for 285,397 is 113145.
Thus, GCF of Fractions is 3/113145.Finally, GCF of Fractions for 579/285, 861/397 is 3/113145.