GCF of 291/482, 780/389
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 291/482, 780/389 i.e 3/187498 easily. The following is the detailed procedure to determine the greatest common factor of fractions 291/482, 780/389.
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 291/482,780/389?
Given fractions are 291/482,780/389
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 291/482,780/389, numerators are 291,780
Denominators are 482,389
The GCF of 291,780 is 3 .
LCM of 482,389 is 187498.
The greatest common factor of 291/482,780/389 = [GCF of 291,780]/[LCM of 482,389]= 3/187498
Therefore, the GCF of 291/482,780/389 is 3/187498.
To find the highest common factor of 291,780, we have to find the factors of both numbers and list the highest common factor.
The factors of 291 are 1, 3, 97, 291
The factors of 780 are 1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780
The HCF of 291,780 is 3.
Lets's calculate GCF of 291,780
| 3 | 291, 780 |
| 97, 260 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 291,780 By Matching Biggest Common Factor Method
Now, list down the factors of 291
:1,3,97,291
Now, list down the factors of 780
:1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780
Greatest Common Factor
We found the factors 291,780 . The biggest common factor number is the GCF number.
So the greatest common factor 291,780 is 3.
Lets's calculate LCM of 482,389
Given numbers has no common factors except 1. So, there LCM is their product i.e 187498
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/187498
Therefore, the GCF of Fractions 291/482,780/389 is 3/187498
Least Common Multiple of 482,389 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 482,389 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(482,389) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(482,389) x common factors =1 x 1 = 1
LCM(482,389) = ( 482 × 389 ) / 1
LCM(482,389) = 187498 / 1
LCM(482,389) = 187498
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FAQs on GCF of Fractions of 291/482, 780/389
1. What is the HCF of 291,780?
The HCF of 291,780 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 291/482, 780/389?
Answer: GCF of Numerators as per given numbers 291/482, 780/389 is
GCF of Numerators i.e. for 291,780 is 3
LCM of denominators i.e. for 482,389 is 187498.
Thus, GCF of Fractions is 3/187498.Finally, GCF of Fractions for 291/482, 780/389 is 3/187498.