GCF of 28/120, 27/629, 694/315
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 28/120, 27/629, 694/315 i.e 1/1585080 easily. The following is the detailed procedure to determine the greatest common factor of fractions 28/120, 27/629, 694/315.
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 28/120,27/629,694/315?
Given fractions are 28/120,27/629,694/315
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 28/120,27/629,694/315, numerators are 28,27,694
Denominators are 120,629,315
The GCF of 28,27,694 is 1 .
LCM of 120,629,315 is 1585080.
The greatest common factor of 28/120,27/629,694/315 = [GCF of 28,27,694]/[LCM of 120,629,315]= 1/1585080
Therefore, the GCF of 28/120,27/629,694/315 is 1/1585080.
To find the highest common factor of 28,27,694, we have to find the factors of both numbers and list the highest common factor.
The factors of 28 are 1, 2, 4, 7, 14, 28
The factors of 27 are 1, 3, 9, 27
The factors of 694 are 1, 2, 347, 694
The HCF of 28,27,694 is 1.
Lets's calculate GCF of 28,27,694
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 28,27,694 By Matching Biggest Common Factor Method
Now, list down the factors of 28
:1,2,4,7,14,28
Now, list down the factors of 27
:1,3,9,27
Now, list down the factors of 694
:1,2,347,694
Greatest Common Factor
We found the factors 28,27,694 . The biggest common factor number is the GCF number.
So the greatest common factor 28,27,694 is 1.
Lets's calculate LCM of 120,629,315
| 3 | 120, 629, 315 |
| 5 | 40, 629, 105 |
| 8, 629, 21 |
∴ So the LCM of the given numbers is 3 x 5 x 8 x 629 x 21 = 1585080
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1585080
Therefore, the GCF of Fractions 28/120,27/629,694/315 is 1/1585080
Least Common Multiple of 120,629,315 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 120,629,315 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(120,629,315) = 1
common factors(in case of two or more numbers have common factors) = 15
GCF(120,629,315) x common factors =1 x 15 = 15
LCM(120,629,315) = ( 120 × 629 × 315 ) / 15
LCM(120,629,315) = 23776200 / 15
LCM(120,629,315) = 1585080
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FAQs on GCF of Fractions of 28/120, 27/629, 694/315
1. What is the HCF of 28,27,694?
The HCF of 28,27,694 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 28/120, 27/629, 694/315?
Answer: GCF of Numerators as per given numbers 28/120, 27/629, 694/315 is
GCF of Numerators i.e. for 28,27,694 is 1
LCM of denominators i.e. for 120,629,315 is 1585080.
Thus, GCF of Fractions is 1/1585080.Finally, GCF of Fractions for 28/120, 27/629, 694/315 is 1/1585080.