GCF of 647/821, 785/358
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 647/821, 785/358 i.e 1/293918 easily. The following is the detailed procedure to determine the greatest common factor of fractions 647/821, 785/358.
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 647/821,785/358?
Given fractions are 647/821,785/358
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 647/821,785/358, numerators are 647,785
Denominators are 821,358
The GCF of 647,785 is 1 .
LCM of 821,358 is 293918.
The greatest common factor of 647/821,785/358 = [GCF of 647,785]/[LCM of 821,358]= 1/293918
Therefore, the GCF of 647/821,785/358 is 1/293918.
To find the highest common factor of 647,785, we have to find the factors of both numbers and list the highest common factor.
The factors of 647 are 1, 647
The factors of 785 are 1, 5, 157, 785
The HCF of 647,785 is 1.
Lets's calculate GCF of 647,785
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 647,785 By Matching Biggest Common Factor Method
Now, list down the factors of 647
:1,647
Now, list down the factors of 785
:1,5,157,785
Greatest Common Factor
We found the factors 647,785 . The biggest common factor number is the GCF number.
So the greatest common factor 647,785 is 1.
Lets's calculate LCM of 821,358
Given numbers has no common factors except 1. So, there LCM is their product i.e 293918
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/293918
Therefore, the GCF of Fractions 647/821,785/358 is 1/293918
Least Common Multiple of 821,358 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 821,358 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(821,358) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(821,358) x common factors =1 x 1 = 1
LCM(821,358) = ( 821 × 358 ) / 1
LCM(821,358) = 293918 / 1
LCM(821,358) = 293918
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FAQs on GCF of Fractions of 647/821, 785/358
1. What is the HCF of 647,785?
The HCF of 647,785 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 647/821, 785/358?
Answer: GCF of Numerators as per given numbers 647/821, 785/358 is
GCF of Numerators i.e. for 647,785 is 1
LCM of denominators i.e. for 821,358 is 293918.
Thus, GCF of Fractions is 1/293918.Finally, GCF of Fractions for 647/821, 785/358 is 1/293918.