GCF of 636/38, 668/981
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 636/38, 668/981 i.e 4/37278 easily. The following is the detailed procedure to determine the greatest common factor of fractions 636/38, 668/981.
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 636/38,668/981?
Given fractions are 636/38,668/981
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 636/38,668/981, numerators are 636,668
Denominators are 38,981
The GCF of 636,668 is 4 .
LCM of 38,981 is 37278.
The greatest common factor of 636/38,668/981 = [GCF of 636,668]/[LCM of 38,981]= 4/37278
Therefore, the GCF of 636/38,668/981 is 4/37278.
To find the highest common factor of 636,668, 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 668 are 1, 2, 4, 167, 334, 668
The HCF of 636,668 is 4.
Lets's calculate GCF of 636,668
| 2 | 636, 668 |
| 2 | 318, 334 |
| 159, 167 |
∴ So the GCF of the given numbers is 2 x 2 = 4
Greatest Common Factor of 636,668 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 668
:1,2,4,167,334,668
Greatest Common Factor
We found the factors 636,668 . The biggest common factor number is the GCF number.
So the greatest common factor 636,668 is 4.
Lets's calculate LCM of 38,981
Given numbers has no common factors except 1. So, there LCM is their product i.e 37278
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 4/37278
Therefore, the GCF of Fractions 636/38,668/981 is 4/37278
Least Common Multiple of 38,981 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 38,981 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(38,981) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(38,981) x common factors =1 x 1 = 1
LCM(38,981) = ( 38 × 981 ) / 1
LCM(38,981) = 37278 / 1
LCM(38,981) = 37278
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FAQs on GCF of Fractions of 636/38, 668/981
1. What is the HCF of 636,668?
The HCF of 636,668 is 4
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 636/38, 668/981?
Answer: GCF of Numerators as per given numbers 636/38, 668/981 is
GCF of Numerators i.e. for 636,668 is 4
LCM of denominators i.e. for 38,981 is 37278.
Thus, GCF of Fractions is 4/37278.Finally, GCF of Fractions for 636/38, 668/981 is 4/37278.