GCF of 303/155, 687/403
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 303/155, 687/403 i.e 3/2015 easily. The following is the detailed procedure to determine the greatest common factor of fractions 303/155, 687/403.
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 303/155,687/403?
Given fractions are 303/155,687/403
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 303/155,687/403, numerators are 303,687
Denominators are 155,403
The GCF of 303,687 is 3 .
LCM of 155,403 is 2015.
The greatest common factor of 303/155,687/403 = [GCF of 303,687]/[LCM of 155,403]= 3/2015
Therefore, the GCF of 303/155,687/403 is 3/2015.
To find the highest common factor of 303,687, we have to find the factors of both numbers and list the highest common factor.
The factors of 303 are 1, 3, 101, 303
The factors of 687 are 1, 3, 229, 687
The HCF of 303,687 is 3.
Lets's calculate GCF of 303,687
| 3 | 303, 687 |
| 101, 229 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 303,687 By Matching Biggest Common Factor Method
Now, list down the factors of 303
:1,3,101,303
Now, list down the factors of 687
:1,3,229,687
Greatest Common Factor
We found the factors 303,687 . The biggest common factor number is the GCF number.
So the greatest common factor 303,687 is 3.
Lets's calculate LCM of 155,403
| 31 | 155, 403 |
| 5, 13 |
∴ So the LCM of the given numbers is 31 x 5 x 13 = 2015
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/2015
Therefore, the GCF of Fractions 303/155,687/403 is 3/2015
Least Common Multiple of 155,403 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 155,403 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(155,403) = 31
common factors(in case of two or more numbers have common factors) = 1
GCF(155,403) x common factors =31 x 1 = 31
LCM(155,403) = ( 155 × 403 ) / 31
LCM(155,403) = 62465 / 31
LCM(155,403) = 2015
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FAQs on GCF of Fractions of 303/155, 687/403
1. What is the HCF of 303,687?
The HCF of 303,687 is 3
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 303/155, 687/403?
Answer: GCF of Numerators as per given numbers 303/155, 687/403 is
GCF of Numerators i.e. for 303,687 is 3
LCM of denominators i.e. for 155,403 is 2015.
Thus, GCF of Fractions is 3/2015.Finally, GCF of Fractions for 303/155, 687/403 is 3/2015.