GCF of 13/55, 368/20, 660/191
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 13/55, 368/20, 660/191 i.e 1/42020 easily. The following is the detailed procedure to determine the greatest common factor of fractions 13/55, 368/20, 660/191.
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 13/55,368/20,660/191?
Given fractions are 13/55,368/20,660/191
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 13/55,368/20,660/191, numerators are 13,368,660
Denominators are 55,20,191
The GCF of 13,368,660 is 1 .
LCM of 55,20,191 is 42020.
The greatest common factor of 13/55,368/20,660/191 = [GCF of 13,368,660]/[LCM of 55,20,191]= 1/42020
Therefore, the GCF of 13/55,368/20,660/191 is 1/42020.
To find the highest common factor of 13,368,660, we have to find the factors of both numbers and list the highest common factor.
The factors of 13 are 1, 13
The factors of 368 are 1, 2, 4, 8, 16, 23, 46, 92, 184, 368
The factors of 660 are 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660
The HCF of 13,368,660 is 1.
Lets's calculate GCF of 13,368,660
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 13,368,660 By Matching Biggest Common Factor Method
Now, list down the factors of 13
:1,13
Now, list down the factors of 368
:1,2,4,8,16,23,46,92,184,368
Now, list down the factors of 660
:1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660
Greatest Common Factor
We found the factors 13,368,660 . The biggest common factor number is the GCF number.
So the greatest common factor 13,368,660 is 1.
Lets's calculate LCM of 55,20,191
| 5 | 55, 20, 191 |
| 11, 4, 191 |
∴ So the LCM of the given numbers is 5 x 11 x 4 x 191 = 42020
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/42020
Therefore, the GCF of Fractions 13/55,368/20,660/191 is 1/42020
Least Common Multiple of 55,20,191 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 55,20,191 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(55,20,191) = 1
common factors(in case of two or more numbers have common factors) = 5
GCF(55,20,191) x common factors =1 x 5 = 5
LCM(55,20,191) = ( 55 × 20 × 191 ) / 5
LCM(55,20,191) = 210100 / 5
LCM(55,20,191) = 42020
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FAQs on GCF of Fractions of 13/55, 368/20, 660/191
1. What is the HCF of 13,368,660?
The HCF of 13,368,660 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 13/55, 368/20, 660/191?
Answer: GCF of Numerators as per given numbers 13/55, 368/20, 660/191 is
GCF of Numerators i.e. for 13,368,660 is 1
LCM of denominators i.e. for 55,20,191 is 42020.
Thus, GCF of Fractions is 1/42020.Finally, GCF of Fractions for 13/55, 368/20, 660/191 is 1/42020.