GCF of 687/711, 4869/2891
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 687/711, 4869/2891 i.e 3/2055501 easily. The following is the detailed procedure to determine the greatest common factor of fractions 687/711, 4869/2891.
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 687/711,4869/2891?
Given fractions are 687/711,4869/2891
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 687/711,4869/2891, numerators are 687,4869
Denominators are 711,2891
The GCF of 687,4869 is 3 .
LCM of 711,2891 is 2055501.
The greatest common factor of 687/711,4869/2891 = [GCF of 687,4869]/[LCM of 711,2891]= 3/2055501
Therefore, the GCF of 687/711,4869/2891 is 3/2055501.
To find the highest common factor of 687,4869, we have to find the factors of both numbers and list the highest common factor.
The factors of 687 are 1, 3, 229, 687
The factors of 4869 are 1, 3, 9, 541, 1623, 4869
The HCF of 687,4869 is 3.
Lets's calculate GCF of 687,4869
| 3 | 687, 4869 |
| 229, 1623 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 687,4869 By Matching Biggest Common Factor Method
Now, list down the factors of 687
:1,3,229,687
Now, list down the factors of 4869
:1,3,9,541,1623,4869
Greatest Common Factor
We found the factors 687,4869 . The biggest common factor number is the GCF number.
So the greatest common factor 687,4869 is 3.
Lets's calculate LCM of 711,2891
Given numbers has no common factors except 1. So, there LCM is their product i.e 2055501
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/2055501
Therefore, the GCF of Fractions 687/711,4869/2891 is 3/2055501
Least Common Multiple of 711,2891 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 711,2891 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(711,2891) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(711,2891) x common factors =1 x 1 = 1
LCM(711,2891) = ( 711 × 2891 ) / 1
LCM(711,2891) = 2055501 / 1
LCM(711,2891) = 2055501
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FAQs on GCF of Fractions of 687/711, 4869/2891
1. What is the HCF of 687,4869?
The HCF of 687,4869 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 687/711, 4869/2891?
Answer: GCF of Numerators as per given numbers 687/711, 4869/2891 is
GCF of Numerators i.e. for 687,4869 is 3
LCM of denominators i.e. for 711,2891 is 2055501.
Thus, GCF of Fractions is 3/2055501.Finally, GCF of Fractions for 687/711, 4869/2891 is 3/2055501.