GCF of 749/20, 393/38, 518/46
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 749/20, 393/38, 518/46 i.e 1/8740 easily. The following is the detailed procedure to determine the greatest common factor of fractions 749/20, 393/38, 518/46.
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 749/20,393/38,518/46?
Given fractions are 749/20,393/38,518/46
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 749/20,393/38,518/46, numerators are 749,393,518
Denominators are 20,38,46
The GCF of 749,393,518 is 1 .
LCM of 20,38,46 is 8740.
The greatest common factor of 749/20,393/38,518/46 = [GCF of 749,393,518]/[LCM of 20,38,46]= 1/8740
Therefore, the GCF of 749/20,393/38,518/46 is 1/8740.
To find the highest common factor of 749,393,518, we have to find the factors of both numbers and list the highest common factor.
The factors of 749 are 1, 7, 107, 749
The factors of 393 are 1, 3, 131, 393
The factors of 518 are 1, 2, 7, 14, 37, 74, 259, 518
The HCF of 749,393,518 is 1.
Lets's calculate GCF of 749,393,518
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 749,393,518 By Matching Biggest Common Factor Method
Now, list down the factors of 749
:1,7,107,749
Now, list down the factors of 393
:1,3,131,393
Now, list down the factors of 518
:1,2,7,14,37,74,259,518
Greatest Common Factor
We found the factors 749,393,518 . The biggest common factor number is the GCF number.
So the greatest common factor 749,393,518 is 1.
Lets's calculate LCM of 20,38,46
| 2 | 20, 38, 46 |
| 10, 19, 23 |
∴ So the LCM of the given numbers is 2 x 10 x 19 x 23 = 8740
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/8740
Therefore, the GCF of Fractions 749/20,393/38,518/46 is 1/8740
Least Common Multiple of 20,38,46 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 20,38,46 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(20,38,46) = 2
common factors(in case of two or more numbers have common factors) = 2
GCF(20,38,46) x common factors =2 x 2 = 4
LCM(20,38,46) = ( 20 × 38 × 46 ) / 4
LCM(20,38,46) = 34960 / 4
LCM(20,38,46) = 8740
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FAQs on GCF of Fractions of 749/20, 393/38, 518/46
1. What is the HCF of 749,393,518?
The HCF of 749,393,518 is 1
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 749/20, 393/38, 518/46?
Answer: GCF of Numerators as per given numbers 749/20, 393/38, 518/46 is
GCF of Numerators i.e. for 749,393,518 is 1
LCM of denominators i.e. for 20,38,46 is 8740.
Thus, GCF of Fractions is 1/8740.Finally, GCF of Fractions for 749/20, 393/38, 518/46 is 1/8740.