GCF of 679/445, 317/830
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 679/445, 317/830 i.e 1/73870 easily. The following is the detailed procedure to determine the greatest common factor of fractions 679/445, 317/830.
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 679/445,317/830?
Given fractions are 679/445,317/830
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 679/445,317/830, numerators are 679,317
Denominators are 445,830
The GCF of 679,317 is 1 .
LCM of 445,830 is 73870.
The greatest common factor of 679/445,317/830 = [GCF of 679,317]/[LCM of 445,830]= 1/73870
Therefore, the GCF of 679/445,317/830 is 1/73870.
To find the highest common factor of 679,317, we have to find the factors of both numbers and list the highest common factor.
The factors of 679 are 1, 7, 97, 679
The factors of 317 are 1, 317
The HCF of 679,317 is 1.
Lets's calculate GCF of 679,317
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 679,317 By Matching Biggest Common Factor Method
Now, list down the factors of 679
:1,7,97,679
Now, list down the factors of 317
:1,317
Greatest Common Factor
We found the factors 679,317 . The biggest common factor number is the GCF number.
So the greatest common factor 679,317 is 1.
Lets's calculate LCM of 445,830
| 5 | 445, 830 |
| 89, 166 |
∴ So the LCM of the given numbers is 5 x 89 x 166 = 73870
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/73870
Therefore, the GCF of Fractions 679/445,317/830 is 1/73870
Least Common Multiple of 445,830 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 445,830 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(445,830) = 5
common factors(in case of two or more numbers have common factors) = 1
GCF(445,830) x common factors =5 x 1 = 5
LCM(445,830) = ( 445 × 830 ) / 5
LCM(445,830) = 369350 / 5
LCM(445,830) = 73870
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FAQs on GCF of Fractions of 679/445, 317/830
1. What is the HCF of 679,317?
The HCF of 679,317 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 679/445, 317/830?
Answer: GCF of Numerators as per given numbers 679/445, 317/830 is
GCF of Numerators i.e. for 679,317 is 1
LCM of denominators i.e. for 445,830 is 73870.
Thus, GCF of Fractions is 1/73870.Finally, GCF of Fractions for 679/445, 317/830 is 1/73870.