GCF of 81/147, 65/381, 580/929
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 81/147, 65/381, 580/929 i.e 1/17343501 easily. The following is the detailed procedure to determine the greatest common factor of fractions 81/147, 65/381, 580/929.
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 81/147,65/381,580/929?
Given fractions are 81/147,65/381,580/929
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 81/147,65/381,580/929, numerators are 81,65,580
Denominators are 147,381,929
The GCF of 81,65,580 is 1 .
LCM of 147,381,929 is 17343501.
The greatest common factor of 81/147,65/381,580/929 = [GCF of 81,65,580]/[LCM of 147,381,929]= 1/17343501
Therefore, the GCF of 81/147,65/381,580/929 is 1/17343501.
To find the highest common factor of 81,65,580, we have to find the factors of both numbers and list the highest common factor.
The factors of 81 are 1, 3, 9, 27, 81
The factors of 65 are 1, 5, 13, 65
The factors of 580 are 1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580
The HCF of 81,65,580 is 1.
Lets's calculate GCF of 81,65,580
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 81,65,580 By Matching Biggest Common Factor Method
Now, list down the factors of 81
:1,3,9,27,81
Now, list down the factors of 65
:1,5,13,65
Now, list down the factors of 580
:1,2,4,5,10,20,29,58,116,145,290,580
Greatest Common Factor
We found the factors 81,65,580 . The biggest common factor number is the GCF number.
So the greatest common factor 81,65,580 is 1.
Lets's calculate LCM of 147,381,929
| 3 | 147, 381, 929 |
| 49, 127, 929 |
∴ So the LCM of the given numbers is 3 x 49 x 127 x 929 = 17343501
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/17343501
Therefore, the GCF of Fractions 81/147,65/381,580/929 is 1/17343501
Least Common Multiple of 147,381,929 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 147,381,929 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(147,381,929) = 1
common factors(in case of two or more numbers have common factors) = 3
GCF(147,381,929) x common factors =1 x 3 = 3
LCM(147,381,929) = ( 147 × 381 × 929 ) / 3
LCM(147,381,929) = 52030503 / 3
LCM(147,381,929) = 17343501
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FAQs on GCF of Fractions of 81/147, 65/381, 580/929
1. What is the HCF of 81,65,580?
The HCF of 81,65,580 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 81/147, 65/381, 580/929?
Answer: GCF of Numerators as per given numbers 81/147, 65/381, 580/929 is
GCF of Numerators i.e. for 81,65,580 is 1
LCM of denominators i.e. for 147,381,929 is 17343501.
Thus, GCF of Fractions is 1/17343501.Finally, GCF of Fractions for 81/147, 65/381, 580/929 is 1/17343501.