GCF of 815/243, 688/875
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 815/243, 688/875 i.e 1/212625 easily. The following is the detailed procedure to determine the greatest common factor of fractions 815/243, 688/875.
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 815/243,688/875?
Given fractions are 815/243,688/875
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 815/243,688/875, numerators are 815,688
Denominators are 243,875
The GCF of 815,688 is 1 .
LCM of 243,875 is 212625.
The greatest common factor of 815/243,688/875 = [GCF of 815,688]/[LCM of 243,875]= 1/212625
Therefore, the GCF of 815/243,688/875 is 1/212625.
To find the highest common factor of 815,688, we have to find the factors of both numbers and list the highest common factor.
The factors of 815 are 1, 5, 163, 815
The factors of 688 are 1, 2, 4, 8, 16, 43, 86, 172, 344, 688
The HCF of 815,688 is 1.
Lets's calculate GCF of 815,688
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 815,688 By Matching Biggest Common Factor Method
Now, list down the factors of 815
:1,5,163,815
Now, list down the factors of 688
:1,2,4,8,16,43,86,172,344,688
Greatest Common Factor
We found the factors 815,688 . The biggest common factor number is the GCF number.
So the greatest common factor 815,688 is 1.
Lets's calculate LCM of 243,875
Given numbers has no common factors except 1. So, there LCM is their product i.e 212625
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/212625
Therefore, the GCF of Fractions 815/243,688/875 is 1/212625
Least Common Multiple of 243,875 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 243,875 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(243,875) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(243,875) x common factors =1 x 1 = 1
LCM(243,875) = ( 243 × 875 ) / 1
LCM(243,875) = 212625 / 1
LCM(243,875) = 212625
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FAQs on GCF of Fractions of 815/243, 688/875
1. What is the HCF of 815,688?
The HCF of 815,688 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 815/243, 688/875?
Answer: GCF of Numerators as per given numbers 815/243, 688/875 is
GCF of Numerators i.e. for 815,688 is 1
LCM of denominators i.e. for 243,875 is 212625.
Thus, GCF of Fractions is 1/212625.Finally, GCF of Fractions for 815/243, 688/875 is 1/212625.