Use our free GCF of Fractions Calculator tool to compute the GCF of 77/847, 7966/6797 i.e 7/822437 easily. The following is the detailed procedure to determine the greatest common factor of fractions 77/847, 7966/6797.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
Given fractions are 77/847,7966/6797
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 77/847,7966/6797, numerators are 77,7966
Denominators are 847,6797
The GCF of 77,7966 is 7 .
LCM of 847,6797 is 822437.
The greatest common factor of 77/847,7966/6797 = [GCF of 77,7966]/[LCM of 847,6797]= 7/822437
Therefore, the GCF of 77/847,7966/6797 is 7/822437.
To find the highest common factor of 77,7966, we have to find the factors of both numbers and list the highest common factor.
The factors of 77 are 1, 7, 11, 77
The factors of 7966 are 1, 2, 7, 14, 569, 1138, 3983, 7966
The HCF of 77,7966 is 7.
Lets's calculate GCF of 77,7966
7 | 77, 7966 |
11, 1138 |
∴ So the GCF of the given numbers is 7 = 7
Now, list down the factors of 77
:1,7,11,77
Now, list down the factors of 7966
:1,2,7,14,569,1138,3983,7966
Greatest Common Factor
We found the factors 77,7966 . The biggest common factor number is the GCF number.
So the greatest common factor 77,7966 is 7.
Lets's calculate LCM of 847,6797
7 | 847, 6797 |
121, 971 |
∴ So the LCM of the given numbers is 7 x 121 x 971 = 822437
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 7/822437
Therefore, the GCF of Fractions 77/847,7966/6797 is 7/822437
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 847,6797 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(847,6797) = 7
common factors(in case of two or more numbers have common factors) = 1
GCF(847,6797) x common factors =7 x 1 = 7
LCM(847,6797) = ( 847 × 6797 ) / 7
LCM(847,6797) = 5757059 / 7
LCM(847,6797) = 822437
Here are some samples of GCF of Fractions calculations.
1. What is the HCF of 77,7966?
The HCF of 77,7966 is 7
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 77/847, 7966/6797?
Answer: GCF of Numerators as per given numbers 77/847, 7966/6797 is
GCF of Numerators i.e. for 77,7966 is 7
LCM of denominators i.e. for 847,6797 is 822437.
Thus, GCF of Fractions is 7/822437.Finally, GCF of Fractions for 77/847, 7966/6797 is 7/822437.