GCF of 448/205, 861/381
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 448/205, 861/381 i.e 7/78105 easily. The following is the detailed procedure to determine the greatest common factor of fractions 448/205, 861/381.
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 448/205,861/381?
Given fractions are 448/205,861/381
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 448/205,861/381, numerators are 448,861
Denominators are 205,381
The GCF of 448,861 is 7 .
LCM of 205,381 is 78105.
The greatest common factor of 448/205,861/381 = [GCF of 448,861]/[LCM of 205,381]= 7/78105
Therefore, the GCF of 448/205,861/381 is 7/78105.
To find the highest common factor of 448,861, we have to find the factors of both numbers and list the highest common factor.
The factors of 448 are 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448
The factors of 861 are 1, 3, 7, 21, 41, 123, 287, 861
The HCF of 448,861 is 7.
Lets's calculate GCF of 448,861
| 7 | 448, 861 |
| 64, 123 |
∴ So the GCF of the given numbers is 7 = 7
Greatest Common Factor of 448,861 By Matching Biggest Common Factor Method
Now, list down the factors of 448
:1,2,4,7,8,14,16,28,32,56,64,112,224,448
Now, list down the factors of 861
:1,3,7,21,41,123,287,861
Greatest Common Factor
We found the factors 448,861 . The biggest common factor number is the GCF number.
So the greatest common factor 448,861 is 7.
Lets's calculate LCM of 205,381
Given numbers has no common factors except 1. So, there LCM is their product i.e 78105
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 7/78105
Therefore, the GCF of Fractions 448/205,861/381 is 7/78105
Least Common Multiple of 205,381 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 205,381 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(205,381) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(205,381) x common factors =1 x 1 = 1
LCM(205,381) = ( 205 × 381 ) / 1
LCM(205,381) = 78105 / 1
LCM(205,381) = 78105
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FAQs on GCF of Fractions of 448/205, 861/381
1. What is the HCF of 448,861?
The HCF of 448,861 is 7
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 448/205, 861/381?
Answer: GCF of Numerators as per given numbers 448/205, 861/381 is
GCF of Numerators i.e. for 448,861 is 7
LCM of denominators i.e. for 205,381 is 78105.
Thus, GCF of Fractions is 7/78105.Finally, GCF of Fractions for 448/205, 861/381 is 7/78105.