GCF of 507/85, 663/428
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 507/85, 663/428 i.e 39/36380 easily. The following is the detailed procedure to determine the greatest common factor of fractions 507/85, 663/428.
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 507/85,663/428?
Given fractions are 507/85,663/428
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 507/85,663/428, numerators are 507,663
Denominators are 85,428
The GCF of 507,663 is 39 .
LCM of 85,428 is 36380.
The greatest common factor of 507/85,663/428 = [GCF of 507,663]/[LCM of 85,428]= 39/36380
Therefore, the GCF of 507/85,663/428 is 39/36380.
To find the highest common factor of 507,663, we have to find the factors of both numbers and list the highest common factor.
The factors of 507 are 1, 3, 13, 39, 169, 507
The factors of 663 are 1, 3, 13, 17, 39, 51, 221, 663
The HCF of 507,663 is 39.
Lets's calculate GCF of 507,663
| 3 | 507, 663 |
| 13 | 169, 221 |
| 13, 17 |
∴ So the GCF of the given numbers is 3 x 13 = 39
Greatest Common Factor of 507,663 By Matching Biggest Common Factor Method
Now, list down the factors of 507
:1,3,13,39,169,507
Now, list down the factors of 663
:1,3,13,17,39,51,221,663
Greatest Common Factor
We found the factors 507,663 . The biggest common factor number is the GCF number.
So the greatest common factor 507,663 is 39.
Lets's calculate LCM of 85,428
Given numbers has no common factors except 1. So, there LCM is their product i.e 36380
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 39/36380
Therefore, the GCF of Fractions 507/85,663/428 is 39/36380
Least Common Multiple of 85,428 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 85,428 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(85,428) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(85,428) x common factors =1 x 1 = 1
LCM(85,428) = ( 85 × 428 ) / 1
LCM(85,428) = 36380 / 1
LCM(85,428) = 36380
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FAQs on GCF of Fractions of 507/85, 663/428
1. What is the HCF of 507,663?
The HCF of 507,663 is 39
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 507/85, 663/428?
Answer: GCF of Numerators as per given numbers 507/85, 663/428 is
GCF of Numerators i.e. for 507,663 is 39
LCM of denominators i.e. for 85,428 is 36380.
Thus, GCF of Fractions is 39/36380.Finally, GCF of Fractions for 507/85, 663/428 is 39/36380.