GCF of 128/420, 7559/365
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 128/420, 7559/365 i.e 1/30660 easily. The following is the detailed procedure to determine the greatest common factor of fractions 128/420, 7559/365.
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 128/420,7559/365?
Given fractions are 128/420,7559/365
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 128/420,7559/365, numerators are 128,7559
Denominators are 420,365
The GCF of 128,7559 is 1 .
LCM of 420,365 is 30660.
The greatest common factor of 128/420,7559/365 = [GCF of 128,7559]/[LCM of 420,365]= 1/30660
Therefore, the GCF of 128/420,7559/365 is 1/30660.
To find the highest common factor of 128,7559, we have to find the factors of both numbers and list the highest common factor.
The factors of 128 are 1, 2, 4, 8, 16, 32, 64, 128
The factors of 7559 are 1, 7559
The HCF of 128,7559 is 1.
Lets's calculate GCF of 128,7559
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 128,7559 By Matching Biggest Common Factor Method
Now, list down the factors of 128
:1,2,4,8,16,32,64,128
Now, list down the factors of 7559
:1,7559
Greatest Common Factor
We found the factors 128,7559 . The biggest common factor number is the GCF number.
So the greatest common factor 128,7559 is 1.
Lets's calculate LCM of 420,365
| 5 | 420, 365 |
| 84, 73 |
∴ So the LCM of the given numbers is 5 x 84 x 73 = 30660
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/30660
Therefore, the GCF of Fractions 128/420,7559/365 is 1/30660
Least Common Multiple of 420,365 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 420,365 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(420,365) = 5
common factors(in case of two or more numbers have common factors) = 1
GCF(420,365) x common factors =5 x 1 = 5
LCM(420,365) = ( 420 × 365 ) / 5
LCM(420,365) = 153300 / 5
LCM(420,365) = 30660
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FAQs on GCF of Fractions of 128/420, 7559/365
1. What is the HCF of 128,7559?
The HCF of 128,7559 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 128/420, 7559/365?
Answer: GCF of Numerators as per given numbers 128/420, 7559/365 is
GCF of Numerators i.e. for 128,7559 is 1
LCM of denominators i.e. for 420,365 is 30660.
Thus, GCF of Fractions is 1/30660.Finally, GCF of Fractions for 128/420, 7559/365 is 1/30660.