GCF of 961/638, 620/363
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 961/638, 620/363 i.e 31/21054 easily. The following is the detailed procedure to determine the greatest common factor of fractions 961/638, 620/363.
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 961/638,620/363?
Given fractions are 961/638,620/363
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 961/638,620/363, numerators are 961,620
Denominators are 638,363
The GCF of 961,620 is 31 .
LCM of 638,363 is 21054.
The greatest common factor of 961/638,620/363 = [GCF of 961,620]/[LCM of 638,363]= 31/21054
Therefore, the GCF of 961/638,620/363 is 31/21054.
To find the highest common factor of 961,620, we have to find the factors of both numbers and list the highest common factor.
The factors of 961 are 1, 31, 961
The factors of 620 are 1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620
The HCF of 961,620 is 31.
Lets's calculate GCF of 961,620
| 31 | 961, 620 |
| 31, 20 |
∴ So the GCF of the given numbers is 31 = 31
Greatest Common Factor of 961,620 By Matching Biggest Common Factor Method
Now, list down the factors of 961
:1,31,961
Now, list down the factors of 620
:1,2,4,5,10,20,31,62,124,155,310,620
Greatest Common Factor
We found the factors 961,620 . The biggest common factor number is the GCF number.
So the greatest common factor 961,620 is 31.
Lets's calculate LCM of 638,363
| 11 | 638, 363 |
| 58, 33 |
∴ So the LCM of the given numbers is 11 x 58 x 33 = 21054
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 31/21054
Therefore, the GCF of Fractions 961/638,620/363 is 31/21054
Least Common Multiple of 638,363 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 638,363 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(638,363) = 11
common factors(in case of two or more numbers have common factors) = 1
GCF(638,363) x common factors =11 x 1 = 11
LCM(638,363) = ( 638 × 363 ) / 11
LCM(638,363) = 231594 / 11
LCM(638,363) = 21054
GCF of Fractions Calculation Examples
Here are some samples of GCF of Fractions calculations.
FAQs on GCF of Fractions of 961/638, 620/363
1. What is the HCF of 961,620?
The HCF of 961,620 is 31
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 961/638, 620/363?
Answer: GCF of Numerators as per given numbers 961/638, 620/363 is
GCF of Numerators i.e. for 961,620 is 31
LCM of denominators i.e. for 638,363 is 21054.
Thus, GCF of Fractions is 31/21054.Finally, GCF of Fractions for 961/638, 620/363 is 31/21054.