GCF of 658/205, 551/680
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 658/205, 551/680 i.e 1/27880 easily. The following is the detailed procedure to determine the greatest common factor of fractions 658/205, 551/680.
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 658/205,551/680?
Given fractions are 658/205,551/680
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 658/205,551/680, numerators are 658,551
Denominators are 205,680
The GCF of 658,551 is 1 .
LCM of 205,680 is 27880.
The greatest common factor of 658/205,551/680 = [GCF of 658,551]/[LCM of 205,680]= 1/27880
Therefore, the GCF of 658/205,551/680 is 1/27880.
To find the highest common factor of 658,551, 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 551 are 1, 19, 29, 551
The HCF of 658,551 is 1.
Lets's calculate GCF of 658,551
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 658,551 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 551
:1,19,29,551
Greatest Common Factor
We found the factors 658,551 . The biggest common factor number is the GCF number.
So the greatest common factor 658,551 is 1.
Lets's calculate LCM of 205,680
| 5 | 205, 680 |
| 41, 136 |
∴ So the LCM of the given numbers is 5 x 41 x 136 = 27880
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/27880
Therefore, the GCF of Fractions 658/205,551/680 is 1/27880
Least Common Multiple of 205,680 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 205,680 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(205,680) = 5
common factors(in case of two or more numbers have common factors) = 1
GCF(205,680) x common factors =5 x 1 = 5
LCM(205,680) = ( 205 × 680 ) / 5
LCM(205,680) = 139400 / 5
LCM(205,680) = 27880
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FAQs on GCF of Fractions of 658/205, 551/680
1. What is the HCF of 658,551?
The HCF of 658,551 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 658/205, 551/680?
Answer: GCF of Numerators as per given numbers 658/205, 551/680 is
GCF of Numerators i.e. for 658,551 is 1
LCM of denominators i.e. for 205,680 is 27880.
Thus, GCF of Fractions is 1/27880.Finally, GCF of Fractions for 658/205, 551/680 is 1/27880.