GCF of 321/839, 255/669
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 321/839, 255/669 i.e 3/561291 easily. The following is the detailed procedure to determine the greatest common factor of fractions 321/839, 255/669.
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 321/839,255/669?
Given fractions are 321/839,255/669
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 321/839,255/669, numerators are 321,255
Denominators are 839,669
The GCF of 321,255 is 3 .
LCM of 839,669 is 561291.
The greatest common factor of 321/839,255/669 = [GCF of 321,255]/[LCM of 839,669]= 3/561291
Therefore, the GCF of 321/839,255/669 is 3/561291.
To find the highest common factor of 321,255, we have to find the factors of both numbers and list the highest common factor.
The factors of 321 are 1, 3, 107, 321
The factors of 255 are 1, 3, 5, 15, 17, 51, 85, 255
The HCF of 321,255 is 3.
Lets's calculate GCF of 321,255
| 3 | 321, 255 |
| 107, 85 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 321,255 By Matching Biggest Common Factor Method
Now, list down the factors of 321
:1,3,107,321
Now, list down the factors of 255
:1,3,5,15,17,51,85,255
Greatest Common Factor
We found the factors 321,255 . The biggest common factor number is the GCF number.
So the greatest common factor 321,255 is 3.
Lets's calculate LCM of 839,669
Given numbers has no common factors except 1. So, there LCM is their product i.e 561291
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/561291
Therefore, the GCF of Fractions 321/839,255/669 is 3/561291
Least Common Multiple of 839,669 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 839,669 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(839,669) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(839,669) x common factors =1 x 1 = 1
LCM(839,669) = ( 839 × 669 ) / 1
LCM(839,669) = 561291 / 1
LCM(839,669) = 561291
GCF of Fractions Calculation Examples
Here are some samples of GCF of Fractions calculations.
FAQs on GCF of Fractions of 321/839, 255/669
1. What is the HCF of 321,255?
The HCF of 321,255 is 3
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 321/839, 255/669?
Answer: GCF of Numerators as per given numbers 321/839, 255/669 is
GCF of Numerators i.e. for 321,255 is 3
LCM of denominators i.e. for 839,669 is 561291.
Thus, GCF of Fractions is 3/561291.Finally, GCF of Fractions for 321/839, 255/669 is 3/561291.