GCF of 510/486, 7830/502
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 510/486, 7830/502 i.e 30/121986 easily. The following is the detailed procedure to determine the greatest common factor of fractions 510/486, 7830/502.
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 510/486,7830/502?
Given fractions are 510/486,7830/502
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 510/486,7830/502, numerators are 510,7830
Denominators are 486,502
The GCF of 510,7830 is 30 .
LCM of 486,502 is 121986.
The greatest common factor of 510/486,7830/502 = [GCF of 510,7830]/[LCM of 486,502]= 30/121986
Therefore, the GCF of 510/486,7830/502 is 30/121986.
To find the highest common factor of 510,7830, 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 7830 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 3915, 7830
The HCF of 510,7830 is 30.
Lets's calculate GCF of 510,7830
| 2 | 510, 7830 |
| 3 | 255, 3915 |
| 5 | 85, 1305 |
| 17, 261 |
∴ So the GCF of the given numbers is 2 x 3 x 5 = 30
Greatest Common Factor of 510,7830 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 7830
:1,2,3,5,6,9,10,15,18,27,29,30,45,54,58,87,90,135,145,174,261,270,290,435,522,783,870,1305,1566,2610,3915,7830
Greatest Common Factor
We found the factors 510,7830 . The biggest common factor number is the GCF number.
So the greatest common factor 510,7830 is 30.
Lets's calculate LCM of 486,502
| 2 | 486, 502 |
| 243, 251 |
∴ So the LCM of the given numbers is 2 x 243 x 251 = 121986
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 30/121986
Therefore, the GCF of Fractions 510/486,7830/502 is 30/121986
Least Common Multiple of 486,502 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 486,502 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(486,502) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(486,502) x common factors =2 x 1 = 2
LCM(486,502) = ( 486 × 502 ) / 2
LCM(486,502) = 243972 / 2
LCM(486,502) = 121986
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FAQs on GCF of Fractions of 510/486, 7830/502
1. What is the HCF of 510,7830?
The HCF of 510,7830 is 30
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 510/486, 7830/502?
Answer: GCF of Numerators as per given numbers 510/486, 7830/502 is
GCF of Numerators i.e. for 510,7830 is 30
LCM of denominators i.e. for 486,502 is 121986.
Thus, GCF of Fractions is 30/121986.Finally, GCF of Fractions for 510/486, 7830/502 is 30/121986.