GCF of 238/391, 459/769
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 238/391, 459/769 i.e 17/300679 easily. The following is the detailed procedure to determine the greatest common factor of fractions 238/391, 459/769.
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 238/391,459/769?
Given fractions are 238/391,459/769
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 238/391,459/769, numerators are 238,459
Denominators are 391,769
The GCF of 238,459 is 17 .
LCM of 391,769 is 300679.
The greatest common factor of 238/391,459/769 = [GCF of 238,459]/[LCM of 391,769]= 17/300679
Therefore, the GCF of 238/391,459/769 is 17/300679.
To find the highest common factor of 238,459, we have to find the factors of both numbers and list the highest common factor.
The factors of 238 are 1, 2, 7, 14, 17, 34, 119, 238
The factors of 459 are 1, 3, 9, 17, 27, 51, 153, 459
The HCF of 238,459 is 17.
Lets's calculate GCF of 238,459
| 17 | 238, 459 |
| 14, 27 |
∴ So the GCF of the given numbers is 17 = 17
Greatest Common Factor of 238,459 By Matching Biggest Common Factor Method
Now, list down the factors of 238
:1,2,7,14,17,34,119,238
Now, list down the factors of 459
:1,3,9,17,27,51,153,459
Greatest Common Factor
We found the factors 238,459 . The biggest common factor number is the GCF number.
So the greatest common factor 238,459 is 17.
Lets's calculate LCM of 391,769
Given numbers has no common factors except 1. So, there LCM is their product i.e 300679
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 17/300679
Therefore, the GCF of Fractions 238/391,459/769 is 17/300679
Least Common Multiple of 391,769 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 391,769 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(391,769) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(391,769) x common factors =1 x 1 = 1
LCM(391,769) = ( 391 × 769 ) / 1
LCM(391,769) = 300679 / 1
LCM(391,769) = 300679
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FAQs on GCF of Fractions of 238/391, 459/769
1. What is the HCF of 238,459?
The HCF of 238,459 is 17
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 238/391, 459/769?
Answer: GCF of Numerators as per given numbers 238/391, 459/769 is
GCF of Numerators i.e. for 238,459 is 17
LCM of denominators i.e. for 391,769 is 300679.
Thus, GCF of Fractions is 17/300679.Finally, GCF of Fractions for 238/391, 459/769 is 17/300679.