GCF of 651/21, 924/946
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 651/21, 924/946 i.e 21/19866 easily. The following is the detailed procedure to determine the greatest common factor of fractions 651/21, 924/946.
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 651/21,924/946?
Given fractions are 651/21,924/946
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 651/21,924/946, numerators are 651,924
Denominators are 21,946
The GCF of 651,924 is 21 .
LCM of 21,946 is 19866.
The greatest common factor of 651/21,924/946 = [GCF of 651,924]/[LCM of 21,946]= 21/19866
Therefore, the GCF of 651/21,924/946 is 21/19866.
To find the highest common factor of 651,924, we have to find the factors of both numbers and list the highest common factor.
The factors of 651 are 1, 3, 7, 21, 31, 93, 217, 651
The factors of 924 are 1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924
The HCF of 651,924 is 21.
Lets's calculate GCF of 651,924
| 3 | 651, 924 |
| 7 | 217, 308 |
| 31, 44 |
∴ So the GCF of the given numbers is 3 x 7 = 21
Greatest Common Factor of 651,924 By Matching Biggest Common Factor Method
Now, list down the factors of 651
:1,3,7,21,31,93,217,651
Now, list down the factors of 924
:1,2,3,4,6,7,11,12,14,21,22,28,33,42,44,66,77,84,132,154,231,308,462,924
Greatest Common Factor
We found the factors 651,924 . The biggest common factor number is the GCF number.
So the greatest common factor 651,924 is 21.
Lets's calculate LCM of 21,946
Given numbers has no common factors except 1. So, there LCM is their product i.e 19866
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 21/19866
Therefore, the GCF of Fractions 651/21,924/946 is 21/19866
Least Common Multiple of 21,946 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 21,946 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(21,946) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(21,946) x common factors =1 x 1 = 1
LCM(21,946) = ( 21 × 946 ) / 1
LCM(21,946) = 19866 / 1
LCM(21,946) = 19866
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FAQs on GCF of Fractions of 651/21, 924/946
1. What is the HCF of 651,924?
The HCF of 651,924 is 21
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 651/21, 924/946?
Answer: GCF of Numerators as per given numbers 651/21, 924/946 is
GCF of Numerators i.e. for 651,924 is 21
LCM of denominators i.e. for 21,946 is 19866.
Thus, GCF of Fractions is 21/19866.Finally, GCF of Fractions for 651/21, 924/946 is 21/19866.