GCF of 209/686, 786/719, 458/701
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 209/686, 786/719, 458/701 i.e 1/345757034 easily. The following is the detailed procedure to determine the greatest common factor of fractions 209/686, 786/719, 458/701.
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 209/686,786/719,458/701?
Given fractions are 209/686,786/719,458/701
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 209/686,786/719,458/701, numerators are 209,786,458
Denominators are 686,719,701
The GCF of 209,786,458 is 1 .
LCM of 686,719,701 is 345757034.
The greatest common factor of 209/686,786/719,458/701 = [GCF of 209,786,458]/[LCM of 686,719,701]= 1/345757034
Therefore, the GCF of 209/686,786/719,458/701 is 1/345757034.
To find the highest common factor of 209,786,458, we have to find the factors of both numbers and list the highest common factor.
The factors of 209 are 1, 11, 19, 209
The factors of 786 are 1, 2, 3, 6, 131, 262, 393, 786
The factors of 458 are 1, 2, 229, 458
The HCF of 209,786,458 is 1.
Lets's calculate GCF of 209,786,458
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 209,786,458 By Matching Biggest Common Factor Method
Now, list down the factors of 209
:1,11,19,209
Now, list down the factors of 786
:1,2,3,6,131,262,393,786
Now, list down the factors of 458
:1,2,229,458
Greatest Common Factor
We found the factors 209,786,458 . The biggest common factor number is the GCF number.
So the greatest common factor 209,786,458 is 1.
Lets's calculate LCM of 686,719,701
Given numbers has no common factors except 1. So, there LCM is their product i.e 345757034
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/345757034
Therefore, the GCF of Fractions 209/686,786/719,458/701 is 1/345757034
Least Common Multiple of 686,719,701 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 686,719,701 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(686,719,701) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(686,719,701) x common factors =1 x 1 = 1
LCM(686,719,701) = ( 686 × 719 × 701 ) / 1
LCM(686,719,701) = 345757034 / 1
LCM(686,719,701) = 345757034
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FAQs on GCF of Fractions of 209/686, 786/719, 458/701
1. What is the HCF of 209,786,458?
The HCF of 209,786,458 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 209/686, 786/719, 458/701?
Answer: GCF of Numerators as per given numbers 209/686, 786/719, 458/701 is
GCF of Numerators i.e. for 209,786,458 is 1
LCM of denominators i.e. for 686,719,701 is 345757034.
Thus, GCF of Fractions is 1/345757034.Finally, GCF of Fractions for 209/686, 786/719, 458/701 is 1/345757034.