GCF of 990/83, 858/9398
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 990/83, 858/9398 i.e 66/780034 easily. The following is the detailed procedure to determine the greatest common factor of fractions 990/83, 858/9398.
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 990/83,858/9398?
Given fractions are 990/83,858/9398
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 990/83,858/9398, numerators are 990,858
Denominators are 83,9398
The GCF of 990,858 is 66 .
LCM of 83,9398 is 780034.
The greatest common factor of 990/83,858/9398 = [GCF of 990,858]/[LCM of 83,9398]= 66/780034
Therefore, the GCF of 990/83,858/9398 is 66/780034.
To find the highest common factor of 990,858, we have to find the factors of both numbers and list the highest common factor.
The factors of 990 are 1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990
The factors of 858 are 1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858
The HCF of 990,858 is 66.
Lets's calculate GCF of 990,858
| 2 | 990, 858 |
| 3 | 495, 429 |
| 11 | 165, 143 |
| 15, 13 |
∴ So the GCF of the given numbers is 2 x 3 x 11 = 66
Greatest Common Factor of 990,858 By Matching Biggest Common Factor Method
Now, list down the factors of 990
:1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990
Now, list down the factors of 858
:1,2,3,6,11,13,22,26,33,39,66,78,143,286,429,858
Greatest Common Factor
We found the factors 990,858 . The biggest common factor number is the GCF number.
So the greatest common factor 990,858 is 66.
Lets's calculate LCM of 83,9398
Given numbers has no common factors except 1. So, there LCM is their product i.e 780034
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 66/780034
Therefore, the GCF of Fractions 990/83,858/9398 is 66/780034
Least Common Multiple of 83,9398 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 83,9398 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(83,9398) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(83,9398) x common factors =1 x 1 = 1
LCM(83,9398) = ( 83 × 9398 ) / 1
LCM(83,9398) = 780034 / 1
LCM(83,9398) = 780034
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FAQs on GCF of Fractions of 990/83, 858/9398
1. What is the HCF of 990,858?
The HCF of 990,858 is 66
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 990/83, 858/9398?
Answer: GCF of Numerators as per given numbers 990/83, 858/9398 is
GCF of Numerators i.e. for 990,858 is 66
LCM of denominators i.e. for 83,9398 is 780034.
Thus, GCF of Fractions is 66/780034.Finally, GCF of Fractions for 990/83, 858/9398 is 66/780034.