GCF of 81/365, 63/424, 573/420
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 81/365, 63/424, 573/420 i.e 3/3249960 easily. The following is the detailed procedure to determine the greatest common factor of fractions 81/365, 63/424, 573/420.
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 81/365,63/424,573/420?
Given fractions are 81/365,63/424,573/420
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 81/365,63/424,573/420, numerators are 81,63,573
Denominators are 365,424,420
The GCF of 81,63,573 is 3 .
LCM of 365,424,420 is 3249960.
The greatest common factor of 81/365,63/424,573/420 = [GCF of 81,63,573]/[LCM of 365,424,420]= 3/3249960
Therefore, the GCF of 81/365,63/424,573/420 is 3/3249960.
To find the highest common factor of 81,63,573, 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 63 are 1, 3, 7, 9, 21, 63
The factors of 573 are 1, 3, 191, 573
The HCF of 81,63,573 is 3.
Lets's calculate GCF of 81,63,573
| 3 | 81, 63, 573 |
| 27, 21, 191 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 81,63,573 By Matching Biggest Common Factor Method
Now, list down the factors of 81
:1,3,9,27,81
Now, list down the factors of 63
:1,3,7,9,21,63
Now, list down the factors of 573
:1,3,191,573
Greatest Common Factor
We found the factors 81,63,573 . The biggest common factor number is the GCF number.
So the greatest common factor 81,63,573 is 3.
Lets's calculate LCM of 365,424,420
| 2 | 365, 424, 420 |
| 2 | 365, 212, 210 |
| 5 | 365, 106, 105 |
| 73, 106, 21 |
∴ So the LCM of the given numbers is 2 x 2 x 5 x 73 x 106 x 21 = 3249960
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/3249960
Therefore, the GCF of Fractions 81/365,63/424,573/420 is 3/3249960
Least Common Multiple of 365,424,420 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 365,424,420 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(365,424,420) = 1
common factors(in case of two or more numbers have common factors) = 20
GCF(365,424,420) x common factors =1 x 20 = 20
LCM(365,424,420) = ( 365 × 424 × 420 ) / 20
LCM(365,424,420) = 64999200 / 20
LCM(365,424,420) = 3249960
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FAQs on GCF of Fractions of 81/365, 63/424, 573/420
1. What is the HCF of 81,63,573?
The HCF of 81,63,573 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 81/365, 63/424, 573/420?
Answer: GCF of Numerators as per given numbers 81/365, 63/424, 573/420 is
GCF of Numerators i.e. for 81,63,573 is 3
LCM of denominators i.e. for 365,424,420 is 3249960.
Thus, GCF of Fractions is 3/3249960.Finally, GCF of Fractions for 81/365, 63/424, 573/420 is 3/3249960.