GCF of 458/646, 639/218, 243/563
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 458/646, 639/218, 243/563 i.e 1/39643082 easily. The following is the detailed procedure to determine the greatest common factor of fractions 458/646, 639/218, 243/563.
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 458/646,639/218,243/563?
Given fractions are 458/646,639/218,243/563
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 458/646,639/218,243/563, numerators are 458,639,243
Denominators are 646,218,563
The GCF of 458,639,243 is 1 .
LCM of 646,218,563 is 39643082.
The greatest common factor of 458/646,639/218,243/563 = [GCF of 458,639,243]/[LCM of 646,218,563]= 1/39643082
Therefore, the GCF of 458/646,639/218,243/563 is 1/39643082.
To find the highest common factor of 458,639,243, we have to find the factors of both numbers and list the highest common factor.
The factors of 458 are 1, 2, 229, 458
The factors of 639 are 1, 3, 9, 71, 213, 639
The factors of 243 are 1, 3, 9, 27, 81, 243
The HCF of 458,639,243 is 1.
Lets's calculate GCF of 458,639,243
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 458,639,243 By Matching Biggest Common Factor Method
Now, list down the factors of 458
:1,2,229,458
Now, list down the factors of 639
:1,3,9,71,213,639
Now, list down the factors of 243
:1,3,9,27,81,243
Greatest Common Factor
We found the factors 458,639,243 . The biggest common factor number is the GCF number.
So the greatest common factor 458,639,243 is 1.
Lets's calculate LCM of 646,218,563
| 2 | 646, 218, 563 |
| 323, 109, 563 |
∴ So the LCM of the given numbers is 2 x 323 x 109 x 563 = 39643082
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/39643082
Therefore, the GCF of Fractions 458/646,639/218,243/563 is 1/39643082
Least Common Multiple of 646,218,563 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 646,218,563 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(646,218,563) = 1
common factors(in case of two or more numbers have common factors) = 2
GCF(646,218,563) x common factors =1 x 2 = 2
LCM(646,218,563) = ( 646 × 218 × 563 ) / 2
LCM(646,218,563) = 79286164 / 2
LCM(646,218,563) = 39643082
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FAQs on GCF of Fractions of 458/646, 639/218, 243/563
1. What is the HCF of 458,639,243?
The HCF of 458,639,243 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 458/646, 639/218, 243/563?
Answer: GCF of Numerators as per given numbers 458/646, 639/218, 243/563 is
GCF of Numerators i.e. for 458,639,243 is 1
LCM of denominators i.e. for 646,218,563 is 39643082.
Thus, GCF of Fractions is 1/39643082.Finally, GCF of Fractions for 458/646, 639/218, 243/563 is 1/39643082.