GCF of 388/429, 121/231, 564/791
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 388/429, 121/231, 564/791 i.e 1/339339 easily. The following is the detailed procedure to determine the greatest common factor of fractions 388/429, 121/231, 564/791.
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 388/429,121/231,564/791?
Given fractions are 388/429,121/231,564/791
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 388/429,121/231,564/791, numerators are 388,121,564
Denominators are 429,231,791
The GCF of 388,121,564 is 1 .
LCM of 429,231,791 is 339339.
The greatest common factor of 388/429,121/231,564/791 = [GCF of 388,121,564]/[LCM of 429,231,791]= 1/339339
Therefore, the GCF of 388/429,121/231,564/791 is 1/339339.
To find the highest common factor of 388,121,564, we have to find the factors of both numbers and list the highest common factor.
The factors of 388 are 1, 2, 4, 97, 194, 388
The factors of 121 are 1, 11, 121
The factors of 564 are 1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564
The HCF of 388,121,564 is 1.
Lets's calculate GCF of 388,121,564
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 388,121,564 By Matching Biggest Common Factor Method
Now, list down the factors of 388
:1,2,4,97,194,388
Now, list down the factors of 121
:1,11,121
Now, list down the factors of 564
:1,2,3,4,6,12,47,94,141,188,282,564
Greatest Common Factor
We found the factors 388,121,564 . The biggest common factor number is the GCF number.
So the greatest common factor 388,121,564 is 1.
Lets's calculate LCM of 429,231,791
| 3 | 429, 231, 791 |
| 7 | 143, 77, 791 |
| 11 | 143, 11, 113 |
| 13, 1, 113 |
∴ So the LCM of the given numbers is 3 x 7 x 11 x 13 x 1 x 113 = 339339
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/339339
Therefore, the GCF of Fractions 388/429,121/231,564/791 is 1/339339
Least Common Multiple of 429,231,791 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 429,231,791 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(429,231,791) = 1
common factors(in case of two or more numbers have common factors) = 231
GCF(429,231,791) x common factors =1 x 231 = 231
LCM(429,231,791) = ( 429 × 231 × 791 ) / 231
LCM(429,231,791) = 78387309 / 231
LCM(429,231,791) = 339339
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FAQs on GCF of Fractions of 388/429, 121/231, 564/791
1. What is the HCF of 388,121,564?
The HCF of 388,121,564 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 388/429, 121/231, 564/791?
Answer: GCF of Numerators as per given numbers 388/429, 121/231, 564/791 is
GCF of Numerators i.e. for 388,121,564 is 1
LCM of denominators i.e. for 429,231,791 is 339339.
Thus, GCF of Fractions is 1/339339.Finally, GCF of Fractions for 388/429, 121/231, 564/791 is 1/339339.