Use our free GCF of Fractions Calculator tool to compute the GCF of 1946/579, 5420/4785 i.e 2/923505 easily. The following is the detailed procedure to determine the greatest common factor of fractions 1946/579, 5420/4785.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
Given fractions are 1946/579,5420/4785
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 1946/579,5420/4785, numerators are 1946,5420
Denominators are 579,4785
The GCF of 1946,5420 is 2 .
LCM of 579,4785 is 923505.
The greatest common factor of 1946/579,5420/4785 = [GCF of 1946,5420]/[LCM of 579,4785]= 2/923505
Therefore, the GCF of 1946/579,5420/4785 is 2/923505.
To find the highest common factor of 1946,5420, we have to find the factors of both numbers and list the highest common factor.
The factors of 1946 are 1, 2, 7, 14, 139, 278, 973, 1946
The factors of 5420 are 1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420
The HCF of 1946,5420 is 2.
Lets's calculate GCF of 1946,5420
2 | 1946, 5420 |
973, 2710 |
∴ So the GCF of the given numbers is 2 = 2
Now, list down the factors of 1946
:1,2,7,14,139,278,973,1946
Now, list down the factors of 5420
:1,2,4,5,10,20,271,542,1084,1355,2710,5420
Greatest Common Factor
We found the factors 1946,5420 . The biggest common factor number is the GCF number.
So the greatest common factor 1946,5420 is 2.
Lets's calculate LCM of 579,4785
3 | 579, 4785 |
193, 1595 |
∴ So the LCM of the given numbers is 3 x 193 x 1595 = 923505
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/923505
Therefore, the GCF of Fractions 1946/579,5420/4785 is 2/923505
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 579,4785 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(579,4785) = 3
common factors(in case of two or more numbers have common factors) = 1
GCF(579,4785) x common factors =3 x 1 = 3
LCM(579,4785) = ( 579 × 4785 ) / 3
LCM(579,4785) = 2770515 / 3
LCM(579,4785) = 923505
Here are some samples of GCF of Fractions calculations.
1. What is the HCF of 1946,5420?
The HCF of 1946,5420 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 1946/579, 5420/4785?
Answer: GCF of Numerators as per given numbers 1946/579, 5420/4785 is
GCF of Numerators i.e. for 1946,5420 is 2
LCM of denominators i.e. for 579,4785 is 923505.
Thus, GCF of Fractions is 2/923505.Finally, GCF of Fractions for 1946/579, 5420/4785 is 2/923505.