Use our free GCF of Fractions Calculator tool to compute the GCF of 787/289, 678/743 i.e 1/214727 easily. The following is the detailed procedure to determine the greatest common factor of fractions 787/289, 678/743.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
Given fractions are 787/289,678/743
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 787/289,678/743, numerators are 787,678
Denominators are 289,743
The GCF of 787,678 is 1 .
LCM of 289,743 is 214727.
The greatest common factor of 787/289,678/743 = [GCF of 787,678]/[LCM of 289,743]= 1/214727
Therefore, the GCF of 787/289,678/743 is 1/214727.
To find the highest common factor of 787,678, we have to find the factors of both numbers and list the highest common factor.
The factors of 787 are 1, 787
The factors of 678 are 1, 2, 3, 6, 113, 226, 339, 678
The HCF of 787,678 is 1.
Lets's calculate GCF of 787,678
∴ So GCF of numbers is 1 because of no common factors present between them.
Now, list down the factors of 787
:1,787
Now, list down the factors of 678
:1,2,3,6,113,226,339,678
Greatest Common Factor
We found the factors 787,678 . The biggest common factor number is the GCF number.
So the greatest common factor 787,678 is 1.
Lets's calculate LCM of 289,743
Given numbers has no common factors except 1. So, there LCM is their product i.e 214727
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/214727
Therefore, the GCF of Fractions 787/289,678/743 is 1/214727
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 289,743 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(289,743) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(289,743) x common factors =1 x 1 = 1
LCM(289,743) = ( 289 × 743 ) / 1
LCM(289,743) = 214727 / 1
LCM(289,743) = 214727
Here are some samples of GCF of Fractions calculations.
1. What is the HCF of 787,678?
The HCF of 787,678 is 1
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 787/289, 678/743?
Answer: GCF of Numerators as per given numbers 787/289, 678/743 is
GCF of Numerators i.e. for 787,678 is 1
LCM of denominators i.e. for 289,743 is 214727.
Thus, GCF of Fractions is 1/214727.Finally, GCF of Fractions for 787/289, 678/743 is 1/214727.