GCF of 340/65, 820/91, 518/68
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 340/65, 820/91, 518/68 i.e 2/30940 easily. The following is the detailed procedure to determine the greatest common factor of fractions 340/65, 820/91, 518/68.
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 340/65,820/91,518/68?
Given fractions are 340/65,820/91,518/68
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 340/65,820/91,518/68, numerators are 340,820,518
Denominators are 65,91,68
The GCF of 340,820,518 is 2 .
LCM of 65,91,68 is 30940.
The greatest common factor of 340/65,820/91,518/68 = [GCF of 340,820,518]/[LCM of 65,91,68]= 2/30940
Therefore, the GCF of 340/65,820/91,518/68 is 2/30940.
To find the highest common factor of 340,820,518, we have to find the factors of both numbers and list the highest common factor.
The factors of 340 are 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340
The factors of 820 are 1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820
The factors of 518 are 1, 2, 7, 14, 37, 74, 259, 518
The HCF of 340,820,518 is 2.
Lets's calculate GCF of 340,820,518
| 2 | 340, 820, 518 |
| 170, 410, 259 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 340,820,518 By Matching Biggest Common Factor Method
Now, list down the factors of 340
:1,2,4,5,10,17,20,34,68,85,170,340
Now, list down the factors of 820
:1,2,4,5,10,20,41,82,164,205,410,820
Now, list down the factors of 518
:1,2,7,14,37,74,259,518
Greatest Common Factor
We found the factors 340,820,518 . The biggest common factor number is the GCF number.
So the greatest common factor 340,820,518 is 2.
Lets's calculate LCM of 65,91,68
| 13 | 65, 91, 68 |
| 5, 7, 68 |
∴ So the LCM of the given numbers is 13 x 5 x 7 x 68 = 30940
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/30940
Therefore, the GCF of Fractions 340/65,820/91,518/68 is 2/30940
Least Common Multiple of 65,91,68 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 65,91,68 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(65,91,68) = 1
common factors(in case of two or more numbers have common factors) = 13
GCF(65,91,68) x common factors =1 x 13 = 13
LCM(65,91,68) = ( 65 × 91 × 68 ) / 13
LCM(65,91,68) = 402220 / 13
LCM(65,91,68) = 30940
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FAQs on GCF of Fractions of 340/65, 820/91, 518/68
1. What is the HCF of 340,820,518?
The HCF of 340,820,518 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 340/65, 820/91, 518/68?
Answer: GCF of Numerators as per given numbers 340/65, 820/91, 518/68 is
GCF of Numerators i.e. for 340,820,518 is 2
LCM of denominators i.e. for 65,91,68 is 30940.
Thus, GCF of Fractions is 2/30940.Finally, GCF of Fractions for 340/65, 820/91, 518/68 is 2/30940.