GCF of 91/27, 745/69, 900/19
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 91/27, 745/69, 900/19 i.e 1/11799 easily. The following is the detailed procedure to determine the greatest common factor of fractions 91/27, 745/69, 900/19.
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 91/27,745/69,900/19?
Given fractions are 91/27,745/69,900/19
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 91/27,745/69,900/19, numerators are 91,745,900
Denominators are 27,69,19
The GCF of 91,745,900 is 1 .
LCM of 27,69,19 is 11799.
The greatest common factor of 91/27,745/69,900/19 = [GCF of 91,745,900]/[LCM of 27,69,19]= 1/11799
Therefore, the GCF of 91/27,745/69,900/19 is 1/11799.
To find the highest common factor of 91,745,900, we have to find the factors of both numbers and list the highest common factor.
The factors of 91 are 1, 7, 13, 91
The factors of 745 are 1, 5, 149, 745
The factors of 900 are 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900
The HCF of 91,745,900 is 1.
Lets's calculate GCF of 91,745,900
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 91,745,900 By Matching Biggest Common Factor Method
Now, list down the factors of 91
:1,7,13,91
Now, list down the factors of 745
:1,5,149,745
Now, list down the factors of 900
:1,2,3,4,5,6,9,10,12,15,18,20,25,30,36,45,50,60,75,90,100,150,180,225,300,450,900
Greatest Common Factor
We found the factors 91,745,900 . The biggest common factor number is the GCF number.
So the greatest common factor 91,745,900 is 1.
Lets's calculate LCM of 27,69,19
| 3 | 27, 69, 19 |
| 9, 23, 19 |
∴ So the LCM of the given numbers is 3 x 9 x 23 x 19 = 11799
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/11799
Therefore, the GCF of Fractions 91/27,745/69,900/19 is 1/11799
Least Common Multiple of 27,69,19 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 27,69,19 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(27,69,19) = 1
common factors(in case of two or more numbers have common factors) = 3
GCF(27,69,19) x common factors =1 x 3 = 3
LCM(27,69,19) = ( 27 × 69 × 19 ) / 3
LCM(27,69,19) = 35397 / 3
LCM(27,69,19) = 11799
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FAQs on GCF of Fractions of 91/27, 745/69, 900/19
1. What is the HCF of 91,745,900?
The HCF of 91,745,900 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 91/27, 745/69, 900/19?
Answer: GCF of Numerators as per given numbers 91/27, 745/69, 900/19 is
GCF of Numerators i.e. for 91,745,900 is 1
LCM of denominators i.e. for 27,69,19 is 11799.
Thus, GCF of Fractions is 1/11799.Finally, GCF of Fractions for 91/27, 745/69, 900/19 is 1/11799.