GCF of 828/392, 7940/1334
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 828/392, 7940/1334 i.e 4/261464 easily. The following is the detailed procedure to determine the greatest common factor of fractions 828/392, 7940/1334.
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 828/392,7940/1334?
Given fractions are 828/392,7940/1334
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 828/392,7940/1334, numerators are 828,7940
Denominators are 392,1334
The GCF of 828,7940 is 4 .
LCM of 392,1334 is 261464.
The greatest common factor of 828/392,7940/1334 = [GCF of 828,7940]/[LCM of 392,1334]= 4/261464
Therefore, the GCF of 828/392,7940/1334 is 4/261464.
To find the highest common factor of 828,7940, we have to find the factors of both numbers and list the highest common factor.
The factors of 828 are 1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828
The factors of 7940 are 1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940
The HCF of 828,7940 is 4.
Lets's calculate GCF of 828,7940
| 2 | 828, 7940 |
| 2 | 414, 3970 |
| 207, 1985 |
∴ So the GCF of the given numbers is 2 x 2 = 4
Greatest Common Factor of 828,7940 By Matching Biggest Common Factor Method
Now, list down the factors of 828
:1,2,3,4,6,9,12,18,23,36,46,69,92,138,207,276,414,828
Now, list down the factors of 7940
:1,2,4,5,10,20,397,794,1588,1985,3970,7940
Greatest Common Factor
We found the factors 828,7940 . The biggest common factor number is the GCF number.
So the greatest common factor 828,7940 is 4.
Lets's calculate LCM of 392,1334
| 2 | 392, 1334 |
| 196, 667 |
∴ So the LCM of the given numbers is 2 x 196 x 667 = 261464
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 4/261464
Therefore, the GCF of Fractions 828/392,7940/1334 is 4/261464
Least Common Multiple of 392,1334 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 392,1334 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(392,1334) = 2
common factors(in case of two or more numbers have common factors) = 1
GCF(392,1334) x common factors =2 x 1 = 2
LCM(392,1334) = ( 392 × 1334 ) / 2
LCM(392,1334) = 522928 / 2
LCM(392,1334) = 261464
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FAQs on GCF of Fractions of 828/392, 7940/1334
1. What is the HCF of 828,7940?
The HCF of 828,7940 is 4
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 828/392, 7940/1334?
Answer: GCF of Numerators as per given numbers 828/392, 7940/1334 is
GCF of Numerators i.e. for 828,7940 is 4
LCM of denominators i.e. for 392,1334 is 261464.
Thus, GCF of Fractions is 4/261464.Finally, GCF of Fractions for 828/392, 7940/1334 is 4/261464.