GCF of 658/155, 715/425
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 658/155, 715/425 i.e 1/13175 easily. The following is the detailed procedure to determine the greatest common factor of fractions 658/155, 715/425.
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 658/155,715/425?
Given fractions are 658/155,715/425
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 658/155,715/425, numerators are 658,715
Denominators are 155,425
The GCF of 658,715 is 1 .
LCM of 155,425 is 13175.
The greatest common factor of 658/155,715/425 = [GCF of 658,715]/[LCM of 155,425]= 1/13175
Therefore, the GCF of 658/155,715/425 is 1/13175.
To find the highest common factor of 658,715, we have to find the factors of both numbers and list the highest common factor.
The factors of 658 are 1, 2, 7, 14, 47, 94, 329, 658
The factors of 715 are 1, 5, 11, 13, 55, 65, 143, 715
The HCF of 658,715 is 1.
Lets's calculate GCF of 658,715
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 658,715 By Matching Biggest Common Factor Method
Now, list down the factors of 658
:1,2,7,14,47,94,329,658
Now, list down the factors of 715
:1,5,11,13,55,65,143,715
Greatest Common Factor
We found the factors 658,715 . The biggest common factor number is the GCF number.
So the greatest common factor 658,715 is 1.
Lets's calculate LCM of 155,425
| 5 | 155, 425 |
| 31, 85 |
∴ So the LCM of the given numbers is 5 x 31 x 85 = 13175
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/13175
Therefore, the GCF of Fractions 658/155,715/425 is 1/13175
Least Common Multiple of 155,425 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 155,425 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(155,425) = 5
common factors(in case of two or more numbers have common factors) = 1
GCF(155,425) x common factors =5 x 1 = 5
LCM(155,425) = ( 155 × 425 ) / 5
LCM(155,425) = 65875 / 5
LCM(155,425) = 13175
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FAQs on GCF of Fractions of 658/155, 715/425
1. What is the HCF of 658,715?
The HCF of 658,715 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 658/155, 715/425?
Answer: GCF of Numerators as per given numbers 658/155, 715/425 is
GCF of Numerators i.e. for 658,715 is 1
LCM of denominators i.e. for 155,425 is 13175.
Thus, GCF of Fractions is 1/13175.Finally, GCF of Fractions for 658/155, 715/425 is 1/13175.