GCF of 77/763, 67/646, 247/477
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 77/763, 67/646, 247/477 i.e 1/235112346 easily. The following is the detailed procedure to determine the greatest common factor of fractions 77/763, 67/646, 247/477.
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 77/763,67/646,247/477?
Given fractions are 77/763,67/646,247/477
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 77/763,67/646,247/477, numerators are 77,67,247
Denominators are 763,646,477
The GCF of 77,67,247 is 1 .
LCM of 763,646,477 is 235112346.
The greatest common factor of 77/763,67/646,247/477 = [GCF of 77,67,247]/[LCM of 763,646,477]= 1/235112346
Therefore, the GCF of 77/763,67/646,247/477 is 1/235112346.
To find the highest common factor of 77,67,247, we have to find the factors of both numbers and list the highest common factor.
The factors of 77 are 1, 7, 11, 77
The factors of 67 are 1, 67
The factors of 247 are 1, 13, 19, 247
The HCF of 77,67,247 is 1.
Lets's calculate GCF of 77,67,247
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 77,67,247 By Matching Biggest Common Factor Method
Now, list down the factors of 77
:1,7,11,77
Now, list down the factors of 67
:1,67
Now, list down the factors of 247
:1,13,19,247
Greatest Common Factor
We found the factors 77,67,247 . The biggest common factor number is the GCF number.
So the greatest common factor 77,67,247 is 1.
Lets's calculate LCM of 763,646,477
Given numbers has no common factors except 1. So, there LCM is their product i.e 235112346
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/235112346
Therefore, the GCF of Fractions 77/763,67/646,247/477 is 1/235112346
Least Common Multiple of 763,646,477 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 763,646,477 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(763,646,477) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(763,646,477) x common factors =1 x 1 = 1
LCM(763,646,477) = ( 763 × 646 × 477 ) / 1
LCM(763,646,477) = 235112346 / 1
LCM(763,646,477) = 235112346
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FAQs on GCF of Fractions of 77/763, 67/646, 247/477
1. What is the HCF of 77,67,247?
The HCF of 77,67,247 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 77/763, 67/646, 247/477?
Answer: GCF of Numerators as per given numbers 77/763, 67/646, 247/477 is
GCF of Numerators i.e. for 77,67,247 is 1
LCM of denominators i.e. for 763,646,477 is 235112346.
Thus, GCF of Fractions is 1/235112346.Finally, GCF of Fractions for 77/763, 67/646, 247/477 is 1/235112346.