Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
Given fractions are 638/664,9781/2039
Formula to find GCF of Fractions is
GCF = GCF of Numerators/LCM of Denominators
As per the formula GCF of Fractions let’s split into two parts and find the GCF of Numerators and LCM of Denominators
In the given fractions GCF of Numerators means GCF of 638,9781
Greatest Common Factor of Numerators i.e. GCF of 638,9781 is 1 .
LCM of Denominators means LCM of 664,2039 as per the given fractions.
LCM of 664,2039 is 1353896 as it is the smallest common factor for both these numbers.
Lets's calculate GCF of 638,9781
∴ So GCF of numbers is 1 because of no common factors present between them.
Factors of 638
List of positive integer factors of 638 that divides 638 without a remainder.
1,2,11,22,29,58,319,638
Factors of 9781
List of positive integer factors of 9781 that divides 9781 without a remainder.
1,9781
Greatest Common Factor
We found the factors 638,9781 . The biggest common factor number is the GCF number.
So the greatest common factor 638,9781 is 1.
Lets's calculate LCM of 664,2039
Given numbers has no common factors except 1. So, there LCM is their product i.e 1353896
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1353896
Therefore, the GCF of Fractions 638/664,9781/2039 is 1/1353896
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 664,2039 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(664,2039) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(664,2039) x common factors =1 x 1 = 1
LCM(664,2039) = ( 664 × 2039 ) / 1
LCM(664,2039) = 1353896 / 1
LCM(664,2039) = 1353896
Here are some samples of GCF of Fractions calculations.
Here are some samples of GCF of Fractions calculations.
1. 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.
2. What is the GCF of Fractions for 638/664, 9781/2039?
Answer: GCF of Numerators as per given numbers 638/664, 9781/2039 is
GCF of Numerators i.e. for 638,9781 is 1
LCM of denominators i.e. for 664,2039 is 1353896.
Thus, GCF of Fractions is 1/1353896.Finally, GCF of Fractions for 638/664, 9781/2039 is 1/1353896.