GCF of 28/956, 57/402, 474/428
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 28/956, 57/402, 474/428 i.e 1/20560692 easily. The following is the detailed procedure to determine the greatest common factor of fractions 28/956, 57/402, 474/428.
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 28/956,57/402,474/428?
Given fractions are 28/956,57/402,474/428
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 28/956,57/402,474/428, numerators are 28,57,474
Denominators are 956,402,428
The GCF of 28,57,474 is 1 .
LCM of 956,402,428 is 20560692.
The greatest common factor of 28/956,57/402,474/428 = [GCF of 28,57,474]/[LCM of 956,402,428]= 1/20560692
Therefore, the GCF of 28/956,57/402,474/428 is 1/20560692.
To find the highest common factor of 28,57,474, we have to find the factors of both numbers and list the highest common factor.
The factors of 28 are 1, 2, 4, 7, 14, 28
The factors of 57 are 1, 3, 19, 57
The factors of 474 are 1, 2, 3, 6, 79, 158, 237, 474
The HCF of 28,57,474 is 1.
Lets's calculate GCF of 28,57,474
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 28,57,474 By Matching Biggest Common Factor Method
Now, list down the factors of 28
:1,2,4,7,14,28
Now, list down the factors of 57
:1,3,19,57
Now, list down the factors of 474
:1,2,3,6,79,158,237,474
Greatest Common Factor
We found the factors 28,57,474 . The biggest common factor number is the GCF number.
So the greatest common factor 28,57,474 is 1.
Lets's calculate LCM of 956,402,428
| 2 | 956, 402, 428 |
| 2 | 478, 201, 214 |
| 239, 201, 107 |
∴ So the LCM of the given numbers is 2 x 2 x 239 x 201 x 107 = 20560692
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/20560692
Therefore, the GCF of Fractions 28/956,57/402,474/428 is 1/20560692
Least Common Multiple of 956,402,428 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 956,402,428 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(956,402,428) = 2
common factors(in case of two or more numbers have common factors) = 4
GCF(956,402,428) x common factors =2 x 4 = 8
LCM(956,402,428) = ( 956 × 402 × 428 ) / 8
LCM(956,402,428) = 164485536 / 8
LCM(956,402,428) = 20560692
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FAQs on GCF of Fractions of 28/956, 57/402, 474/428
1. What is the HCF of 28,57,474?
The HCF of 28,57,474 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 28/956, 57/402, 474/428?
Answer: GCF of Numerators as per given numbers 28/956, 57/402, 474/428 is
GCF of Numerators i.e. for 28,57,474 is 1
LCM of denominators i.e. for 956,402,428 is 20560692.
Thus, GCF of Fractions is 1/20560692.Finally, GCF of Fractions for 28/956, 57/402, 474/428 is 1/20560692.