GCF of 270/54, 646/57, 657/90
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 270/54, 646/57, 657/90 i.e 1/5130 easily. The following is the detailed procedure to determine the greatest common factor of fractions 270/54, 646/57, 657/90.
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 270/54,646/57,657/90?
Given fractions are 270/54,646/57,657/90
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 270/54,646/57,657/90, numerators are 270,646,657
Denominators are 54,57,90
The GCF of 270,646,657 is 1 .
LCM of 54,57,90 is 5130.
The greatest common factor of 270/54,646/57,657/90 = [GCF of 270,646,657]/[LCM of 54,57,90]= 1/5130
Therefore, the GCF of 270/54,646/57,657/90 is 1/5130.
To find the highest common factor of 270,646,657, we have to find the factors of both numbers and list the highest common factor.
The factors of 270 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270
The factors of 646 are 1, 2, 17, 19, 34, 38, 323, 646
The factors of 657 are 1, 3, 9, 73, 219, 657
The HCF of 270,646,657 is 1.
Lets's calculate GCF of 270,646,657
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 270,646,657 By Matching Biggest Common Factor Method
Now, list down the factors of 270
:1,2,3,5,6,9,10,15,18,27,30,45,54,90,135,270
Now, list down the factors of 646
:1,2,17,19,34,38,323,646
Now, list down the factors of 657
:1,3,9,73,219,657
Greatest Common Factor
We found the factors 270,646,657 . The biggest common factor number is the GCF number.
So the greatest common factor 270,646,657 is 1.
Lets's calculate LCM of 54,57,90
| 2 | 54, 57, 90 |
| 3 | 27, 57, 45 |
| 3 | 9, 19, 15 |
| 3, 19, 5 |
∴ So the LCM of the given numbers is 2 x 3 x 3 x 3 x 19 x 5 = 5130
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/5130
Therefore, the GCF of Fractions 270/54,646/57,657/90 is 1/5130
Least Common Multiple of 54,57,90 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 54,57,90 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(54,57,90) = 3
common factors(in case of two or more numbers have common factors) = 18
GCF(54,57,90) x common factors =3 x 18 = 54
LCM(54,57,90) = ( 54 × 57 × 90 ) / 54
LCM(54,57,90) = 277020 / 54
LCM(54,57,90) = 5130
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FAQs on GCF of Fractions of 270/54, 646/57, 657/90
1. What is the HCF of 270,646,657?
The HCF of 270,646,657 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 270/54, 646/57, 657/90?
Answer: GCF of Numerators as per given numbers 270/54, 646/57, 657/90 is
GCF of Numerators i.e. for 270,646,657 is 1
LCM of denominators i.e. for 54,57,90 is 5130.
Thus, GCF of Fractions is 1/5130.Finally, GCF of Fractions for 270/54, 646/57, 657/90 is 1/5130.