GCF of 200/388, 978/791, 940/838
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 200/388, 978/791, 940/838 i.e 2/128594452 easily. The following is the detailed procedure to determine the greatest common factor of fractions 200/388, 978/791, 940/838.
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 200/388,978/791,940/838?
Given fractions are 200/388,978/791,940/838
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 200/388,978/791,940/838, numerators are 200,978,940
Denominators are 388,791,838
The GCF of 200,978,940 is 2 .
LCM of 388,791,838 is 128594452.
The greatest common factor of 200/388,978/791,940/838 = [GCF of 200,978,940]/[LCM of 388,791,838]= 2/128594452
Therefore, the GCF of 200/388,978/791,940/838 is 2/128594452.
To find the highest common factor of 200,978,940, we have to find the factors of both numbers and list the highest common factor.
The factors of 200 are 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200
The factors of 978 are 1, 2, 3, 6, 163, 326, 489, 978
The factors of 940 are 1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940
The HCF of 200,978,940 is 2.
Lets's calculate GCF of 200,978,940
| 2 | 200, 978, 940 |
| 100, 489, 470 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 200,978,940 By Matching Biggest Common Factor Method
Now, list down the factors of 200
:1,2,4,5,8,10,20,25,40,50,100,200
Now, list down the factors of 978
:1,2,3,6,163,326,489,978
Now, list down the factors of 940
:1,2,4,5,10,20,47,94,188,235,470,940
Greatest Common Factor
We found the factors 200,978,940 . The biggest common factor number is the GCF number.
So the greatest common factor 200,978,940 is 2.
Lets's calculate LCM of 388,791,838
| 2 | 388, 791, 838 |
| 194, 791, 419 |
∴ So the LCM of the given numbers is 2 x 194 x 791 x 419 = 128594452
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/128594452
Therefore, the GCF of Fractions 200/388,978/791,940/838 is 2/128594452
Least Common Multiple of 388,791,838 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 388,791,838 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(388,791,838) = 1
common factors(in case of two or more numbers have common factors) = 2
GCF(388,791,838) x common factors =1 x 2 = 2
LCM(388,791,838) = ( 388 × 791 × 838 ) / 2
LCM(388,791,838) = 257188904 / 2
LCM(388,791,838) = 128594452
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FAQs on GCF of Fractions of 200/388, 978/791, 940/838
1. What is the HCF of 200,978,940?
The HCF of 200,978,940 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 200/388, 978/791, 940/838?
Answer: GCF of Numerators as per given numbers 200/388, 978/791, 940/838 is
GCF of Numerators i.e. for 200,978,940 is 2
LCM of denominators i.e. for 388,791,838 is 128594452.
Thus, GCF of Fractions is 2/128594452.Finally, GCF of Fractions for 200/388, 978/791, 940/838 is 2/128594452.