GCF of 820/884, 663/478
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 820/884, 663/478 i.e 1/211276 easily. The following is the detailed procedure to determine the greatest common factor of fractions 820/884, 663/478.
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 820/884,663/478?
Given fractions are 820/884,663/478
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 820/884,663/478, numerators are 820,663
Denominators are 884,478
The GCF of 820,663 is 1 .
LCM of 884,478 is 211276.
The greatest common factor of 820/884,663/478 = [GCF of 820,663]/[LCM of 884,478]= 1/211276
Therefore, the GCF of 820/884,663/478 is 1/211276.
To find the highest common factor of 820,663, we have to find the factors of both numbers and list the highest common factor.
The factors of 820 are 1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820
The factors of 663 are 1, 3, 13, 17, 39, 51, 221, 663
The HCF of 820,663 is 1.
Lets's calculate GCF of 820,663
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 820,663 By Matching Biggest Common Factor Method
Now, list down the factors of 820
:1,2,4,5,10,20,41,82,164,205,410,820
Now, list down the factors of 663
:1,3,13,17,39,51,221,663
Greatest Common Factor
We found the factors 820,663 . The biggest common factor number is the GCF number.
So the greatest common factor 820,663 is 1.
Lets's calculate LCM of 884,478
| 2 | 884, 478 |
| 442, 239 |
∴ So the LCM of the given numbers is 2 x 442 x 239 = 211276
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/211276
Therefore, the GCF of Fractions 820/884,663/478 is 1/211276
Least Common Multiple of 884,478 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 884,478 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(884,478) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(884,478) x common factors =2 x 1 = 2
LCM(884,478) = ( 884 × 478 ) / 2
LCM(884,478) = 422552 / 2
LCM(884,478) = 211276
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FAQs on GCF of Fractions of 820/884, 663/478
1. What is the HCF of 820,663?
The HCF of 820,663 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 820/884, 663/478?
Answer: GCF of Numerators as per given numbers 820/884, 663/478 is
GCF of Numerators i.e. for 820,663 is 1
LCM of denominators i.e. for 884,478 is 211276.
Thus, GCF of Fractions is 1/211276.Finally, GCF of Fractions for 820/884, 663/478 is 1/211276.