GCF of 75/122, 81/396, 393/922
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 75/122, 81/396, 393/922 i.e 3/11135916 easily. The following is the detailed procedure to determine the greatest common factor of fractions 75/122, 81/396, 393/922.
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 75/122,81/396,393/922?
Given fractions are 75/122,81/396,393/922
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 75/122,81/396,393/922, numerators are 75,81,393
Denominators are 122,396,922
The GCF of 75,81,393 is 3 .
LCM of 122,396,922 is 11135916.
The greatest common factor of 75/122,81/396,393/922 = [GCF of 75,81,393]/[LCM of 122,396,922]= 3/11135916
Therefore, the GCF of 75/122,81/396,393/922 is 3/11135916.
To find the highest common factor of 75,81,393, we have to find the factors of both numbers and list the highest common factor.
The factors of 75 are 1, 3, 5, 15, 25, 75
The factors of 81 are 1, 3, 9, 27, 81
The factors of 393 are 1, 3, 131, 393
The HCF of 75,81,393 is 3.
Lets's calculate GCF of 75,81,393
| 3 | 75, 81, 393 |
| 25, 27, 131 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 75,81,393 By Matching Biggest Common Factor Method
Now, list down the factors of 75
:1,3,5,15,25,75
Now, list down the factors of 81
:1,3,9,27,81
Now, list down the factors of 393
:1,3,131,393
Greatest Common Factor
We found the factors 75,81,393 . The biggest common factor number is the GCF number.
So the greatest common factor 75,81,393 is 3.
Lets's calculate LCM of 122,396,922
| 2 | 122, 396, 922 |
| 61, 198, 461 |
∴ So the LCM of the given numbers is 2 x 61 x 198 x 461 = 11135916
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/11135916
Therefore, the GCF of Fractions 75/122,81/396,393/922 is 3/11135916
Least Common Multiple of 122,396,922 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 122,396,922 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(122,396,922) = 2
common factors(in case of two or more numbers have common factors) = 2
GCF(122,396,922) x common factors =2 x 2 = 4
LCM(122,396,922) = ( 122 × 396 × 922 ) / 4
LCM(122,396,922) = 44543664 / 4
LCM(122,396,922) = 11135916
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FAQs on GCF of Fractions of 75/122, 81/396, 393/922
1. What is the HCF of 75,81,393?
The HCF of 75,81,393 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 75/122, 81/396, 393/922?
Answer: GCF of Numerators as per given numbers 75/122, 81/396, 393/922 is
GCF of Numerators i.e. for 75,81,393 is 3
LCM of denominators i.e. for 122,396,922 is 11135916.
Thus, GCF of Fractions is 3/11135916.Finally, GCF of Fractions for 75/122, 81/396, 393/922 is 3/11135916.