GCF of 90/394, 20/205, 930/966
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 90/394, 20/205, 930/966 i.e 10/39011910 easily. The following is the detailed procedure to determine the greatest common factor of fractions 90/394, 20/205, 930/966.
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 90/394,20/205,930/966?
Given fractions are 90/394,20/205,930/966
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 90/394,20/205,930/966, numerators are 90,20,930
Denominators are 394,205,966
The GCF of 90,20,930 is 10 .
LCM of 394,205,966 is 39011910.
The greatest common factor of 90/394,20/205,930/966 = [GCF of 90,20,930]/[LCM of 394,205,966]= 10/39011910
Therefore, the GCF of 90/394,20/205,930/966 is 10/39011910.
To find the highest common factor of 90,20,930, we have to find the factors of both numbers and list the highest common factor.
The factors of 90 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90
The factors of 20 are 1, 2, 4, 5, 10, 20
The factors of 930 are 1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930
The HCF of 90,20,930 is 10.
Lets's calculate GCF of 90,20,930
| 2 | 90, 20, 930 |
| 5 | 45, 10, 465 |
| 9, 2, 93 |
∴ So the GCF of the given numbers is 2 x 5 = 10
Greatest Common Factor of 90,20,930 By Matching Biggest Common Factor Method
Now, list down the factors of 90
:1,2,3,5,6,9,10,15,18,30,45,90
Now, list down the factors of 20
:1,2,4,5,10,20
Now, list down the factors of 930
:1,2,3,5,6,10,15,30,31,62,93,155,186,310,465,930
Greatest Common Factor
We found the factors 90,20,930 . The biggest common factor number is the GCF number.
So the greatest common factor 90,20,930 is 10.
Lets's calculate LCM of 394,205,966
| 2 | 394, 205, 966 |
| 197, 205, 483 |
∴ So the LCM of the given numbers is 2 x 197 x 205 x 483 = 39011910
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 10/39011910
Therefore, the GCF of Fractions 90/394,20/205,930/966 is 10/39011910
Least Common Multiple of 394,205,966 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 394,205,966 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(394,205,966) = 1
common factors(in case of two or more numbers have common factors) = 2
GCF(394,205,966) x common factors =1 x 2 = 2
LCM(394,205,966) = ( 394 × 205 × 966 ) / 2
LCM(394,205,966) = 78023820 / 2
LCM(394,205,966) = 39011910
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FAQs on GCF of Fractions of 90/394, 20/205, 930/966
1. What is the HCF of 90,20,930?
The HCF of 90,20,930 is 10
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 90/394, 20/205, 930/966?
Answer: GCF of Numerators as per given numbers 90/394, 20/205, 930/966 is
GCF of Numerators i.e. for 90,20,930 is 10
LCM of denominators i.e. for 394,205,966 is 39011910.
Thus, GCF of Fractions is 10/39011910.Finally, GCF of Fractions for 90/394, 20/205, 930/966 is 10/39011910.