GCF of 728/18, 815/7514
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 728/18, 815/7514 i.e 1/67626 easily. The following is the detailed procedure to determine the greatest common factor of fractions 728/18, 815/7514.
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 728/18,815/7514?
Given fractions are 728/18,815/7514
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 728/18,815/7514, numerators are 728,815
Denominators are 18,7514
The GCF of 728,815 is 1 .
LCM of 18,7514 is 67626.
The greatest common factor of 728/18,815/7514 = [GCF of 728,815]/[LCM of 18,7514]= 1/67626
Therefore, the GCF of 728/18,815/7514 is 1/67626.
To find the highest common factor of 728,815, we have to find the factors of both numbers and list the highest common factor.
The factors of 728 are 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728
The factors of 815 are 1, 5, 163, 815
The HCF of 728,815 is 1.
Lets's calculate GCF of 728,815
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 728,815 By Matching Biggest Common Factor Method
Now, list down the factors of 728
:1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728
Now, list down the factors of 815
:1,5,163,815
Greatest Common Factor
We found the factors 728,815 . The biggest common factor number is the GCF number.
So the greatest common factor 728,815 is 1.
Lets's calculate LCM of 18,7514
| 2 | 18, 7514 |
| 9, 3757 |
∴ So the LCM of the given numbers is 2 x 9 x 3757 = 67626
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/67626
Therefore, the GCF of Fractions 728/18,815/7514 is 1/67626
Least Common Multiple of 18,7514 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 18,7514 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(18,7514) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(18,7514) x common factors =2 x 1 = 2
LCM(18,7514) = ( 18 × 7514 ) / 2
LCM(18,7514) = 135252 / 2
LCM(18,7514) = 67626
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FAQs on GCF of Fractions of 728/18, 815/7514
1. What is the HCF of 728,815?
The HCF of 728,815 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 728/18, 815/7514?
Answer: GCF of Numerators as per given numbers 728/18, 815/7514 is
GCF of Numerators i.e. for 728,815 is 1
LCM of denominators i.e. for 18,7514 is 67626.
Thus, GCF of Fractions is 1/67626.Finally, GCF of Fractions for 728/18, 815/7514 is 1/67626.