GCF of 385/79, 692/90, 431/59
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 385/79, 692/90, 431/59 i.e 1/419490 easily. The following is the detailed procedure to determine the greatest common factor of fractions 385/79, 692/90, 431/59.
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 385/79,692/90,431/59?
Given fractions are 385/79,692/90,431/59
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 385/79,692/90,431/59, numerators are 385,692,431
Denominators are 79,90,59
The GCF of 385,692,431 is 1 .
LCM of 79,90,59 is 419490.
The greatest common factor of 385/79,692/90,431/59 = [GCF of 385,692,431]/[LCM of 79,90,59]= 1/419490
Therefore, the GCF of 385/79,692/90,431/59 is 1/419490.
To find the highest common factor of 385,692,431, we have to find the factors of both numbers and list the highest common factor.
The factors of 385 are 1, 5, 7, 11, 35, 55, 77, 385
The factors of 692 are 1, 2, 4, 173, 346, 692
The factors of 431 are 1, 431
The HCF of 385,692,431 is 1.
Lets's calculate GCF of 385,692,431
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 385,692,431 By Matching Biggest Common Factor Method
Now, list down the factors of 385
:1,5,7,11,35,55,77,385
Now, list down the factors of 692
:1,2,4,173,346,692
Now, list down the factors of 431
:1,431
Greatest Common Factor
We found the factors 385,692,431 . The biggest common factor number is the GCF number.
So the greatest common factor 385,692,431 is 1.
Lets's calculate LCM of 79,90,59
Given numbers has no common factors except 1. So, there LCM is their product i.e 419490
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/419490
Therefore, the GCF of Fractions 385/79,692/90,431/59 is 1/419490
Least Common Multiple of 79,90,59 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 79,90,59 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(79,90,59) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(79,90,59) x common factors =1 x 1 = 1
LCM(79,90,59) = ( 79 × 90 × 59 ) / 1
LCM(79,90,59) = 419490 / 1
LCM(79,90,59) = 419490
GCF of Fractions Calculation Examples
Here are some samples of GCF of Fractions calculations.
FAQs on GCF of Fractions of 385/79, 692/90, 431/59
1. What is the HCF of 385,692,431?
The HCF of 385,692,431 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 385/79, 692/90, 431/59?
Answer: GCF of Numerators as per given numbers 385/79, 692/90, 431/59 is
GCF of Numerators i.e. for 385,692,431 is 1
LCM of denominators i.e. for 79,90,59 is 419490.
Thus, GCF of Fractions is 1/419490.Finally, GCF of Fractions for 385/79, 692/90, 431/59 is 1/419490.