GCF of 170/215, 485/871
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 170/215, 485/871 i.e 5/187265 easily. The following is the detailed procedure to determine the greatest common factor of fractions 170/215, 485/871.
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 170/215,485/871?
Given fractions are 170/215,485/871
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 170/215,485/871, numerators are 170,485
Denominators are 215,871
The GCF of 170,485 is 5 .
LCM of 215,871 is 187265.
The greatest common factor of 170/215,485/871 = [GCF of 170,485]/[LCM of 215,871]= 5/187265
Therefore, the GCF of 170/215,485/871 is 5/187265.
To find the highest common factor of 170,485, we have to find the factors of both numbers and list the highest common factor.
The factors of 170 are 1, 2, 5, 10, 17, 34, 85, 170
The factors of 485 are 1, 5, 97, 485
The HCF of 170,485 is 5.
Lets's calculate GCF of 170,485
| 5 | 170, 485 |
| 34, 97 |
∴ So the GCF of the given numbers is 5 = 5
Greatest Common Factor of 170,485 By Matching Biggest Common Factor Method
Now, list down the factors of 170
:1,2,5,10,17,34,85,170
Now, list down the factors of 485
:1,5,97,485
Greatest Common Factor
We found the factors 170,485 . The biggest common factor number is the GCF number.
So the greatest common factor 170,485 is 5.
Lets's calculate LCM of 215,871
Given numbers has no common factors except 1. So, there LCM is their product i.e 187265
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 5/187265
Therefore, the GCF of Fractions 170/215,485/871 is 5/187265
Least Common Multiple of 215,871 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 215,871 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(215,871) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(215,871) x common factors =1 x 1 = 1
LCM(215,871) = ( 215 × 871 ) / 1
LCM(215,871) = 187265 / 1
LCM(215,871) = 187265
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FAQs on GCF of Fractions of 170/215, 485/871
1. What is the HCF of 170,485?
The HCF of 170,485 is 5
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 170/215, 485/871?
Answer: GCF of Numerators as per given numbers 170/215, 485/871 is
GCF of Numerators i.e. for 170,485 is 5
LCM of denominators i.e. for 215,871 is 187265.
Thus, GCF of Fractions is 5/187265.Finally, GCF of Fractions for 170/215, 485/871 is 5/187265.