GCF of 615/20, 311/9078
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 615/20, 311/9078 i.e 1/90780 easily. The following is the detailed procedure to determine the greatest common factor of fractions 615/20, 311/9078.
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 615/20,311/9078?
Given fractions are 615/20,311/9078
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 615/20,311/9078, numerators are 615,311
Denominators are 20,9078
The GCF of 615,311 is 1 .
LCM of 20,9078 is 90780.
The greatest common factor of 615/20,311/9078 = [GCF of 615,311]/[LCM of 20,9078]= 1/90780
Therefore, the GCF of 615/20,311/9078 is 1/90780.
To find the highest common factor of 615,311, we have to find the factors of both numbers and list the highest common factor.
The factors of 615 are 1, 3, 5, 15, 41, 123, 205, 615
The factors of 311 are 1, 311
The HCF of 615,311 is 1.
Lets's calculate GCF of 615,311
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 615,311 By Matching Biggest Common Factor Method
Now, list down the factors of 615
:1,3,5,15,41,123,205,615
Now, list down the factors of 311
:1,311
Greatest Common Factor
We found the factors 615,311 . The biggest common factor number is the GCF number.
So the greatest common factor 615,311 is 1.
Lets's calculate LCM of 20,9078
| 2 | 20, 9078 |
| 10, 4539 |
∴ So the LCM of the given numbers is 2 x 10 x 4539 = 90780
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/90780
Therefore, the GCF of Fractions 615/20,311/9078 is 1/90780
Least Common Multiple of 20,9078 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 20,9078 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(20,9078) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(20,9078) x common factors =2 x 1 = 2
LCM(20,9078) = ( 20 × 9078 ) / 2
LCM(20,9078) = 181560 / 2
LCM(20,9078) = 90780
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FAQs on GCF of Fractions of 615/20, 311/9078
1. What is the HCF of 615,311?
The HCF of 615,311 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 615/20, 311/9078?
Answer: GCF of Numerators as per given numbers 615/20, 311/9078 is
GCF of Numerators i.e. for 615,311 is 1
LCM of denominators i.e. for 20,9078 is 90780.
Thus, GCF of Fractions is 1/90780.Finally, GCF of Fractions for 615/20, 311/9078 is 1/90780.