GCF of 585/719, 780/819
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 585/719, 780/819 i.e 195/588861 easily. The following is the detailed procedure to determine the greatest common factor of fractions 585/719, 780/819.
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 585/719,780/819?
Given fractions are 585/719,780/819
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 585/719,780/819, numerators are 585,780
Denominators are 719,819
The GCF of 585,780 is 195 .
LCM of 719,819 is 588861.
The greatest common factor of 585/719,780/819 = [GCF of 585,780]/[LCM of 719,819]= 195/588861
Therefore, the GCF of 585/719,780/819 is 195/588861.
To find the highest common factor of 585,780, we have to find the factors of both numbers and list the highest common factor.
The factors of 585 are 1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585
The factors of 780 are 1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780
The HCF of 585,780 is 195.
Lets's calculate GCF of 585,780
| 3 | 585, 780 |
| 5 | 195, 260 |
| 13 | 39, 52 |
| 3, 4 |
∴ So the GCF of the given numbers is 3 x 5 x 13 = 195
Greatest Common Factor of 585,780 By Matching Biggest Common Factor Method
Now, list down the factors of 585
:1,3,5,9,13,15,39,45,65,117,195,585
Now, list down the factors of 780
:1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780
Greatest Common Factor
We found the factors 585,780 . The biggest common factor number is the GCF number.
So the greatest common factor 585,780 is 195.
Lets's calculate LCM of 719,819
Given numbers has no common factors except 1. So, there LCM is their product i.e 588861
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 195/588861
Therefore, the GCF of Fractions 585/719,780/819 is 195/588861
Least Common Multiple of 719,819 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 719,819 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(719,819) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(719,819) x common factors =1 x 1 = 1
LCM(719,819) = ( 719 × 819 ) / 1
LCM(719,819) = 588861 / 1
LCM(719,819) = 588861
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FAQs on GCF of Fractions of 585/719, 780/819
1. What is the HCF of 585,780?
The HCF of 585,780 is 195
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 585/719, 780/819?
Answer: GCF of Numerators as per given numbers 585/719, 780/819 is
GCF of Numerators i.e. for 585,780 is 195
LCM of denominators i.e. for 719,819 is 588861.
Thus, GCF of Fractions is 195/588861.Finally, GCF of Fractions for 585/719, 780/819 is 195/588861.