GCF of 485/646, 255/252
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 485/646, 255/252 i.e 5/81396 easily. The following is the detailed procedure to determine the greatest common factor of fractions 485/646, 255/252.
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 485/646,255/252?
Given fractions are 485/646,255/252
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 485/646,255/252, numerators are 485,255
Denominators are 646,252
The GCF of 485,255 is 5 .
LCM of 646,252 is 81396.
The greatest common factor of 485/646,255/252 = [GCF of 485,255]/[LCM of 646,252]= 5/81396
Therefore, the GCF of 485/646,255/252 is 5/81396.
To find the highest common factor of 485,255, we have to find the factors of both numbers and list the highest common factor.
The factors of 485 are 1, 5, 97, 485
The factors of 255 are 1, 3, 5, 15, 17, 51, 85, 255
The HCF of 485,255 is 5.
Lets's calculate GCF of 485,255
| 5 | 485, 255 |
| 97, 51 |
∴ So the GCF of the given numbers is 5 = 5
Greatest Common Factor of 485,255 By Matching Biggest Common Factor Method
Now, list down the factors of 485
:1,5,97,485
Now, list down the factors of 255
:1,3,5,15,17,51,85,255
Greatest Common Factor
We found the factors 485,255 . The biggest common factor number is the GCF number.
So the greatest common factor 485,255 is 5.
Lets's calculate LCM of 646,252
| 2 | 646, 252 |
| 323, 126 |
∴ So the LCM of the given numbers is 2 x 323 x 126 = 81396
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 5/81396
Therefore, the GCF of Fractions 485/646,255/252 is 5/81396
Least Common Multiple of 646,252 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 646,252 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(646,252) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(646,252) x common factors =2 x 1 = 2
LCM(646,252) = ( 646 × 252 ) / 2
LCM(646,252) = 162792 / 2
LCM(646,252) = 81396
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FAQs on GCF of Fractions of 485/646, 255/252
1. What is the HCF of 485,255?
The HCF of 485,255 is 5
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 485/646, 255/252?
Answer: GCF of Numerators as per given numbers 485/646, 255/252 is
GCF of Numerators i.e. for 485,255 is 5
LCM of denominators i.e. for 646,252 is 81396.
Thus, GCF of Fractions is 5/81396.Finally, GCF of Fractions for 485/646, 255/252 is 5/81396.