GCF of 510/621, 777/391
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 510/621, 777/391 i.e 3/10557 easily. The following is the detailed procedure to determine the greatest common factor of fractions 510/621, 777/391.
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 510/621,777/391?
Given fractions are 510/621,777/391
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 510/621,777/391, numerators are 510,777
Denominators are 621,391
The GCF of 510,777 is 3 .
LCM of 621,391 is 10557.
The greatest common factor of 510/621,777/391 = [GCF of 510,777]/[LCM of 621,391]= 3/10557
Therefore, the GCF of 510/621,777/391 is 3/10557.
To find the highest common factor of 510,777, we have to find the factors of both numbers and list the highest common factor.
The factors of 510 are 1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510
The factors of 777 are 1, 3, 7, 21, 37, 111, 259, 777
The HCF of 510,777 is 3.
Lets's calculate GCF of 510,777
| 3 | 510, 777 |
| 170, 259 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 510,777 By Matching Biggest Common Factor Method
Now, list down the factors of 510
:1,2,3,5,6,10,15,17,30,34,51,85,102,170,255,510
Now, list down the factors of 777
:1,3,7,21,37,111,259,777
Greatest Common Factor
We found the factors 510,777 . The biggest common factor number is the GCF number.
So the greatest common factor 510,777 is 3.
Lets's calculate LCM of 621,391
| 23 | 621, 391 |
| 27, 17 |
∴ So the LCM of the given numbers is 23 x 27 x 17 = 10557
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/10557
Therefore, the GCF of Fractions 510/621,777/391 is 3/10557
Least Common Multiple of 621,391 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 621,391 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(621,391) = 23
common factors(in case of two or more numbers have common factors) = 1
GCF(621,391) x common factors =23 x 1 = 23
LCM(621,391) = ( 621 × 391 ) / 23
LCM(621,391) = 242811 / 23
LCM(621,391) = 10557
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FAQs on GCF of Fractions of 510/621, 777/391
1. What is the HCF of 510,777?
The HCF of 510,777 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 510/621, 777/391?
Answer: GCF of Numerators as per given numbers 510/621, 777/391 is
GCF of Numerators i.e. for 510,777 is 3
LCM of denominators i.e. for 621,391 is 10557.
Thus, GCF of Fractions is 3/10557.Finally, GCF of Fractions for 510/621, 777/391 is 3/10557.