GCF of 138/83, 638/5607
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 138/83, 638/5607 i.e 2/465381 easily. The following is the detailed procedure to determine the greatest common factor of fractions 138/83, 638/5607.
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 138/83,638/5607?
Given fractions are 138/83,638/5607
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 138/83,638/5607, numerators are 138,638
Denominators are 83,5607
The GCF of 138,638 is 2 .
LCM of 83,5607 is 465381.
The greatest common factor of 138/83,638/5607 = [GCF of 138,638]/[LCM of 83,5607]= 2/465381
Therefore, the GCF of 138/83,638/5607 is 2/465381.
To find the highest common factor of 138,638, we have to find the factors of both numbers and list the highest common factor.
The factors of 138 are 1, 2, 3, 6, 23, 46, 69, 138
The factors of 638 are 1, 2, 11, 22, 29, 58, 319, 638
The HCF of 138,638 is 2.
Lets's calculate GCF of 138,638
| 2 | 138, 638 |
| 69, 319 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 138,638 By Matching Biggest Common Factor Method
Now, list down the factors of 138
:1,2,3,6,23,46,69,138
Now, list down the factors of 638
:1,2,11,22,29,58,319,638
Greatest Common Factor
We found the factors 138,638 . The biggest common factor number is the GCF number.
So the greatest common factor 138,638 is 2.
Lets's calculate LCM of 83,5607
Given numbers has no common factors except 1. So, there LCM is their product i.e 465381
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/465381
Therefore, the GCF of Fractions 138/83,638/5607 is 2/465381
Least Common Multiple of 83,5607 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 83,5607 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(83,5607) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(83,5607) x common factors =1 x 1 = 1
LCM(83,5607) = ( 83 × 5607 ) / 1
LCM(83,5607) = 465381 / 1
LCM(83,5607) = 465381
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FAQs on GCF of Fractions of 138/83, 638/5607
1. What is the HCF of 138,638?
The HCF of 138,638 is 2
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 138/83, 638/5607?
Answer: GCF of Numerators as per given numbers 138/83, 638/5607 is
GCF of Numerators i.e. for 138,638 is 2
LCM of denominators i.e. for 83,5607 is 465381.
Thus, GCF of Fractions is 2/465381.Finally, GCF of Fractions for 138/83, 638/5607 is 2/465381.