GCF of 81/414, 59/417, 643/828
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 81/414, 59/417, 643/828 i.e 1/115092 easily. The following is the detailed procedure to determine the greatest common factor of fractions 81/414, 59/417, 643/828.
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 81/414,59/417,643/828?
Given fractions are 81/414,59/417,643/828
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 81/414,59/417,643/828, numerators are 81,59,643
Denominators are 414,417,828
The GCF of 81,59,643 is 1 .
LCM of 414,417,828 is 115092.
The greatest common factor of 81/414,59/417,643/828 = [GCF of 81,59,643]/[LCM of 414,417,828]= 1/115092
Therefore, the GCF of 81/414,59/417,643/828 is 1/115092.
To find the highest common factor of 81,59,643, we have to find the factors of both numbers and list the highest common factor.
The factors of 81 are 1, 3, 9, 27, 81
The factors of 59 are 1, 59
The factors of 643 are 1, 643
The HCF of 81,59,643 is 1.
Lets's calculate GCF of 81,59,643
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 81,59,643 By Matching Biggest Common Factor Method
Now, list down the factors of 81
:1,3,9,27,81
Now, list down the factors of 59
:1,59
Now, list down the factors of 643
:1,643
Greatest Common Factor
We found the factors 81,59,643 . The biggest common factor number is the GCF number.
So the greatest common factor 81,59,643 is 1.
Lets's calculate LCM of 414,417,828
| 2 | 414, 417, 828 |
| 3 | 207, 417, 414 |
| 3 | 69, 139, 138 |
| 23 | 23, 139, 46 |
| 1, 139, 2 |
∴ So the LCM of the given numbers is 2 x 3 x 3 x 23 x 1 x 139 x 2 = 115092
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/115092
Therefore, the GCF of Fractions 81/414,59/417,643/828 is 1/115092
Least Common Multiple of 414,417,828 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 414,417,828 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(414,417,828) = 3
common factors(in case of two or more numbers have common factors) = 414
GCF(414,417,828) x common factors =3 x 414 = 1242
LCM(414,417,828) = ( 414 × 417 × 828 ) / 1242
LCM(414,417,828) = 142944264 / 1242
LCM(414,417,828) = 115092
GCF of Fractions Calculation Examples
Here are some samples of GCF of Fractions calculations.
FAQs on GCF of Fractions of 81/414, 59/417, 643/828
1. What is the HCF of 81,59,643?
The HCF of 81,59,643 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 81/414, 59/417, 643/828?
Answer: GCF of Numerators as per given numbers 81/414, 59/417, 643/828 is
GCF of Numerators i.e. for 81,59,643 is 1
LCM of denominators i.e. for 414,417,828 is 115092.
Thus, GCF of Fractions is 1/115092.Finally, GCF of Fractions for 81/414, 59/417, 643/828 is 1/115092.