GCF of 636/496, 1980/9621
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 636/496, 1980/9621 i.e 12/4772016 easily. The following is the detailed procedure to determine the greatest common factor of fractions 636/496, 1980/9621.
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 636/496,1980/9621?
Given fractions are 636/496,1980/9621
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 636/496,1980/9621, numerators are 636,1980
Denominators are 496,9621
The GCF of 636,1980 is 12 .
LCM of 496,9621 is 4772016.
The greatest common factor of 636/496,1980/9621 = [GCF of 636,1980]/[LCM of 496,9621]= 12/4772016
Therefore, the GCF of 636/496,1980/9621 is 12/4772016.
To find the highest common factor of 636,1980, we have to find the factors of both numbers and list the highest common factor.
The factors of 636 are 1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636
The factors of 1980 are 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980
The HCF of 636,1980 is 12.
Lets's calculate GCF of 636,1980
| 2 | 636, 1980 |
| 2 | 318, 990 |
| 3 | 159, 495 |
| 53, 165 |
∴ So the GCF of the given numbers is 2 x 2 x 3 = 12
Greatest Common Factor of 636,1980 By Matching Biggest Common Factor Method
Now, list down the factors of 636
:1,2,3,4,6,12,53,106,159,212,318,636
Now, list down the factors of 1980
:1,2,3,4,5,6,9,10,11,12,15,18,20,22,30,33,36,44,45,55,60,66,90,99,110,132,165,180,198,220,330,396,495,660,990,1980
Greatest Common Factor
We found the factors 636,1980 . The biggest common factor number is the GCF number.
So the greatest common factor 636,1980 is 12.
Lets's calculate LCM of 496,9621
Given numbers has no common factors except 1. So, there LCM is their product i.e 4772016
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 12/4772016
Therefore, the GCF of Fractions 636/496,1980/9621 is 12/4772016
Least Common Multiple of 496,9621 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 496,9621 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(496,9621) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(496,9621) x common factors =1 x 1 = 1
LCM(496,9621) = ( 496 × 9621 ) / 1
LCM(496,9621) = 4772016 / 1
LCM(496,9621) = 4772016
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FAQs on GCF of Fractions of 636/496, 1980/9621
1. What is the HCF of 636,1980?
The HCF of 636,1980 is 12
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 636/496, 1980/9621?
Answer: GCF of Numerators as per given numbers 636/496, 1980/9621 is
GCF of Numerators i.e. for 636,1980 is 12
LCM of denominators i.e. for 496,9621 is 4772016.
Thus, GCF of Fractions is 12/4772016.Finally, GCF of Fractions for 636/496, 1980/9621 is 12/4772016.