GCF of 86/91, 138/79, 303/868
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 86/91, 138/79, 303/868 i.e 1/891436 easily. The following is the detailed procedure to determine the greatest common factor of fractions 86/91, 138/79, 303/868.
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 86/91,138/79,303/868?
Given fractions are 86/91,138/79,303/868
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 86/91,138/79,303/868, numerators are 86,138,303
Denominators are 91,79,868
The GCF of 86,138,303 is 1 .
LCM of 91,79,868 is 891436.
The greatest common factor of 86/91,138/79,303/868 = [GCF of 86,138,303]/[LCM of 91,79,868]= 1/891436
Therefore, the GCF of 86/91,138/79,303/868 is 1/891436.
To find the highest common factor of 86,138,303, we have to find the factors of both numbers and list the highest common factor.
The factors of 86 are 1, 2, 43, 86
The factors of 138 are 1, 2, 3, 6, 23, 46, 69, 138
The factors of 303 are 1, 3, 101, 303
The HCF of 86,138,303 is 1.
Lets's calculate GCF of 86,138,303
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 86,138,303 By Matching Biggest Common Factor Method
Now, list down the factors of 86
:1,2,43,86
Now, list down the factors of 138
:1,2,3,6,23,46,69,138
Now, list down the factors of 303
:1,3,101,303
Greatest Common Factor
We found the factors 86,138,303 . The biggest common factor number is the GCF number.
So the greatest common factor 86,138,303 is 1.
Lets's calculate LCM of 91,79,868
| 7 | 91, 79, 868 |
| 13, 79, 124 |
∴ So the LCM of the given numbers is 7 x 13 x 79 x 124 = 891436
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/891436
Therefore, the GCF of Fractions 86/91,138/79,303/868 is 1/891436
Least Common Multiple of 91,79,868 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 91,79,868 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(91,79,868) = 1
common factors(in case of two or more numbers have common factors) = 7
GCF(91,79,868) x common factors =1 x 7 = 7
LCM(91,79,868) = ( 91 × 79 × 868 ) / 7
LCM(91,79,868) = 6240052 / 7
LCM(91,79,868) = 891436
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FAQs on GCF of Fractions of 86/91, 138/79, 303/868
1. What is the HCF of 86,138,303?
The HCF of 86,138,303 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 86/91, 138/79, 303/868?
Answer: GCF of Numerators as per given numbers 86/91, 138/79, 303/868 is
GCF of Numerators i.e. for 86,138,303 is 1
LCM of denominators i.e. for 91,79,868 is 891436.
Thus, GCF of Fractions is 1/891436.Finally, GCF of Fractions for 86/91, 138/79, 303/868 is 1/891436.