GCF of 455/655, 316/393
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 455/655, 316/393 i.e 1/1965 easily. The following is the detailed procedure to determine the greatest common factor of fractions 455/655, 316/393.
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 455/655,316/393?
Given fractions are 455/655,316/393
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 455/655,316/393, numerators are 455,316
Denominators are 655,393
The GCF of 455,316 is 1 .
LCM of 655,393 is 1965.
The greatest common factor of 455/655,316/393 = [GCF of 455,316]/[LCM of 655,393]= 1/1965
Therefore, the GCF of 455/655,316/393 is 1/1965.
To find the highest common factor of 455,316, we have to find the factors of both numbers and list the highest common factor.
The factors of 455 are 1, 5, 7, 13, 35, 65, 91, 455
The factors of 316 are 1, 2, 4, 79, 158, 316
The HCF of 455,316 is 1.
Lets's calculate GCF of 455,316
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 455,316 By Matching Biggest Common Factor Method
Now, list down the factors of 455
:1,5,7,13,35,65,91,455
Now, list down the factors of 316
:1,2,4,79,158,316
Greatest Common Factor
We found the factors 455,316 . The biggest common factor number is the GCF number.
So the greatest common factor 455,316 is 1.
Lets's calculate LCM of 655,393
| 131 | 655, 393 |
| 5, 3 |
∴ So the LCM of the given numbers is 131 x 5 x 3 = 1965
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1965
Therefore, the GCF of Fractions 455/655,316/393 is 1/1965
Least Common Multiple of 655,393 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 655,393 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(655,393) = 131
common factors(in case of two or more numbers have common factors) = 1
GCF(655,393) x common factors =131 x 1 = 131
LCM(655,393) = ( 655 × 393 ) / 131
LCM(655,393) = 257415 / 131
LCM(655,393) = 1965
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FAQs on GCF of Fractions of 455/655, 316/393
1. What is the HCF of 455,316?
The HCF of 455,316 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 455/655, 316/393?
Answer: GCF of Numerators as per given numbers 455/655, 316/393 is
GCF of Numerators i.e. for 455,316 is 1
LCM of denominators i.e. for 655,393 is 1965.
Thus, GCF of Fractions is 1/1965.Finally, GCF of Fractions for 455/655, 316/393 is 1/1965.