Use our free GCF of Fractions Calculator tool to compute the GCF of 491/158, 691/212 i.e 1/16748 easily. The following is the detailed procedure to determine the greatest common factor of fractions 491/158, 691/212.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
Given fractions are 491/158,691/212
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 491/158,691/212, numerators are 491,691
Denominators are 158,212
The GCF of 491,691 is 1 .
LCM of 158,212 is 16748.
The greatest common factor of 491/158,691/212 = [GCF of 491,691]/[LCM of 158,212]= 1/16748
Therefore, the GCF of 491/158,691/212 is 1/16748.
To find the highest common factor of 491,691, we have to find the factors of both numbers and list the highest common factor.
The factors of 491 are 1, 491
The factors of 691 are 1, 691
The HCF of 491,691 is 1.
Lets's calculate GCF of 491,691
∴ So GCF of numbers is 1 because of no common factors present between them.
Now, list down the factors of 491
:1,491
Now, list down the factors of 691
:1,691
Greatest Common Factor
We found the factors 491,691 . The biggest common factor number is the GCF number.
So the greatest common factor 491,691 is 1.
Lets's calculate LCM of 158,212
2 | 158, 212 |
79, 106 |
∴ So the LCM of the given numbers is 2 x 79 x 106 = 16748
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/16748
Therefore, the GCF of Fractions 491/158,691/212 is 1/16748
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 158,212 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(158,212) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(158,212) x common factors =2 x 1 = 2
LCM(158,212) = ( 158 × 212 ) / 2
LCM(158,212) = 33496 / 2
LCM(158,212) = 16748
Here are some samples of GCF of Fractions calculations.
1. What is the HCF of 491,691?
The HCF of 491,691 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 491/158, 691/212?
Answer: GCF of Numerators as per given numbers 491/158, 691/212 is
GCF of Numerators i.e. for 491,691 is 1
LCM of denominators i.e. for 158,212 is 16748.
Thus, GCF of Fractions is 1/16748.Finally, GCF of Fractions for 491/158, 691/212 is 1/16748.