Use our free GCF of Fractions Calculator tool to compute the GCF of 40/938, 7942/3114 i.e 2/1460466 easily. The following is the detailed procedure to determine the greatest common factor of fractions 40/938, 7942/3114.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
Given fractions are 40/938,7942/3114
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 40/938,7942/3114, numerators are 40,7942
Denominators are 938,3114
The GCF of 40,7942 is 2 .
LCM of 938,3114 is 1460466.
The greatest common factor of 40/938,7942/3114 = [GCF of 40,7942]/[LCM of 938,3114]= 2/1460466
Therefore, the GCF of 40/938,7942/3114 is 2/1460466.
To find the highest common factor of 40,7942, we have to find the factors of both numbers and list the highest common factor.
The factors of 40 are 1, 2, 4, 5, 8, 10, 20, 40
The factors of 7942 are 1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942
The HCF of 40,7942 is 2.
Lets's calculate GCF of 40,7942
2 | 40, 7942 |
20, 3971 |
∴ So the GCF of the given numbers is 2 = 2
Now, list down the factors of 40
:1,2,4,5,8,10,20,40
Now, list down the factors of 7942
:1,2,11,19,22,38,209,361,418,722,3971,7942
Greatest Common Factor
We found the factors 40,7942 . The biggest common factor number is the GCF number.
So the greatest common factor 40,7942 is 2.
Lets's calculate LCM of 938,3114
2 | 938, 3114 |
469, 1557 |
∴ So the LCM of the given numbers is 2 x 469 x 1557 = 1460466
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/1460466
Therefore, the GCF of Fractions 40/938,7942/3114 is 2/1460466
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 938,3114 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(938,3114) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(938,3114) x common factors =2 x 1 = 2
LCM(938,3114) = ( 938 × 3114 ) / 2
LCM(938,3114) = 2920932 / 2
LCM(938,3114) = 1460466
Here are some samples of GCF of Fractions calculations.
1. What is the HCF of 40,7942?
The HCF of 40,7942 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 40/938, 7942/3114?
Answer: GCF of Numerators as per given numbers 40/938, 7942/3114 is
GCF of Numerators i.e. for 40,7942 is 2
LCM of denominators i.e. for 938,3114 is 1460466.
Thus, GCF of Fractions is 2/1460466.Finally, GCF of Fractions for 40/938, 7942/3114 is 2/1460466.