GCF of 51/320, 72/384, 289/801
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 51/320, 72/384, 289/801 i.e 1/512640 easily. The following is the detailed procedure to determine the greatest common factor of fractions 51/320, 72/384, 289/801.
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 51/320,72/384,289/801?
Given fractions are 51/320,72/384,289/801
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 51/320,72/384,289/801, numerators are 51,72,289
Denominators are 320,384,801
The GCF of 51,72,289 is 1 .
LCM of 320,384,801 is 512640.
The greatest common factor of 51/320,72/384,289/801 = [GCF of 51,72,289]/[LCM of 320,384,801]= 1/512640
Therefore, the GCF of 51/320,72/384,289/801 is 1/512640.
To find the highest common factor of 51,72,289, we have to find the factors of both numbers and list the highest common factor.
The factors of 51 are 1, 3, 17, 51
The factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
The factors of 289 are 1, 17, 289
The HCF of 51,72,289 is 1.
Lets's calculate GCF of 51,72,289
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 51,72,289 By Matching Biggest Common Factor Method
Now, list down the factors of 51
:1,3,17,51
Now, list down the factors of 72
:1,2,3,4,6,8,9,12,18,24,36,72
Now, list down the factors of 289
:1,17,289
Greatest Common Factor
We found the factors 51,72,289 . The biggest common factor number is the GCF number.
So the greatest common factor 51,72,289 is 1.
Lets's calculate LCM of 320,384,801
| 2 | 320, 384, 801 |
| 2 | 160, 192, 801 |
| 2 | 80, 96, 801 |
| 2 | 40, 48, 801 |
| 2 | 20, 24, 801 |
| 2 | 10, 12, 801 |
| 3 | 5, 6, 801 |
| 5, 2, 267 |
∴ So the LCM of the given numbers is 2 x 2 x 2 x 2 x 2 x 2 x 3 x 5 x 2 x 267 = 512640
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/512640
Therefore, the GCF of Fractions 51/320,72/384,289/801 is 1/512640
Least Common Multiple of 320,384,801 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 320,384,801 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(320,384,801) = 1
common factors(in case of two or more numbers have common factors) = 192
GCF(320,384,801) x common factors =1 x 192 = 192
LCM(320,384,801) = ( 320 × 384 × 801 ) / 192
LCM(320,384,801) = 98426880 / 192
LCM(320,384,801) = 512640
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FAQs on GCF of Fractions of 51/320, 72/384, 289/801
1. What is the HCF of 51,72,289?
The HCF of 51,72,289 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 51/320, 72/384, 289/801?
Answer: GCF of Numerators as per given numbers 51/320, 72/384, 289/801 is
GCF of Numerators i.e. for 51,72,289 is 1
LCM of denominators i.e. for 320,384,801 is 512640.
Thus, GCF of Fractions is 1/512640.Finally, GCF of Fractions for 51/320, 72/384, 289/801 is 1/512640.