GCF of 218/605, 671/345, 426/990
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 218/605, 671/345, 426/990 i.e 1/250470 easily. The following is the detailed procedure to determine the greatest common factor of fractions 218/605, 671/345, 426/990.
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 218/605,671/345,426/990?
Given fractions are 218/605,671/345,426/990
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 218/605,671/345,426/990, numerators are 218,671,426
Denominators are 605,345,990
The GCF of 218,671,426 is 1 .
LCM of 605,345,990 is 250470.
The greatest common factor of 218/605,671/345,426/990 = [GCF of 218,671,426]/[LCM of 605,345,990]= 1/250470
Therefore, the GCF of 218/605,671/345,426/990 is 1/250470.
To find the highest common factor of 218,671,426, we have to find the factors of both numbers and list the highest common factor.
The factors of 218 are 1, 2, 109, 218
The factors of 671 are 1, 11, 61, 671
The factors of 426 are 1, 2, 3, 6, 71, 142, 213, 426
The HCF of 218,671,426 is 1.
Lets's calculate GCF of 218,671,426
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 218,671,426 By Matching Biggest Common Factor Method
Now, list down the factors of 218
:1,2,109,218
Now, list down the factors of 671
:1,11,61,671
Now, list down the factors of 426
:1,2,3,6,71,142,213,426
Greatest Common Factor
We found the factors 218,671,426 . The biggest common factor number is the GCF number.
So the greatest common factor 218,671,426 is 1.
Lets's calculate LCM of 605,345,990
| 3 | 605, 345, 990 |
| 5 | 605, 115, 330 |
| 11 | 121, 23, 66 |
| 11, 23, 6 |
∴ So the LCM of the given numbers is 3 x 5 x 11 x 11 x 23 x 6 = 250470
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/250470
Therefore, the GCF of Fractions 218/605,671/345,426/990 is 1/250470
Least Common Multiple of 605,345,990 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 605,345,990 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(605,345,990) = 5
common factors(in case of two or more numbers have common factors) = 165
GCF(605,345,990) x common factors =5 x 165 = 825
LCM(605,345,990) = ( 605 × 345 × 990 ) / 825
LCM(605,345,990) = 206637750 / 825
LCM(605,345,990) = 250470
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FAQs on GCF of Fractions of 218/605, 671/345, 426/990
1. What is the HCF of 218,671,426?
The HCF of 218,671,426 is 1
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 218/605, 671/345, 426/990?
Answer: GCF of Numerators as per given numbers 218/605, 671/345, 426/990 is
GCF of Numerators i.e. for 218,671,426 is 1
LCM of denominators i.e. for 605,345,990 is 250470.
Thus, GCF of Fractions is 1/250470.Finally, GCF of Fractions for 218/605, 671/345, 426/990 is 1/250470.