GCF of 392/99, 805/7930
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 392/99, 805/7930 i.e 7/785070 easily. The following is the detailed procedure to determine the greatest common factor of fractions 392/99, 805/7930.
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 392/99,805/7930?
Given fractions are 392/99,805/7930
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 392/99,805/7930, numerators are 392,805
Denominators are 99,7930
The GCF of 392,805 is 7 .
LCM of 99,7930 is 785070.
The greatest common factor of 392/99,805/7930 = [GCF of 392,805]/[LCM of 99,7930]= 7/785070
Therefore, the GCF of 392/99,805/7930 is 7/785070.
To find the highest common factor of 392,805, we have to find the factors of both numbers and list the highest common factor.
The factors of 392 are 1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392
The factors of 805 are 1, 5, 7, 23, 35, 115, 161, 805
The HCF of 392,805 is 7.
Lets's calculate GCF of 392,805
| 7 | 392, 805 |
| 56, 115 |
∴ So the GCF of the given numbers is 7 = 7
Greatest Common Factor of 392,805 By Matching Biggest Common Factor Method
Now, list down the factors of 392
:1,2,4,7,8,14,28,49,56,98,196,392
Now, list down the factors of 805
:1,5,7,23,35,115,161,805
Greatest Common Factor
We found the factors 392,805 . The biggest common factor number is the GCF number.
So the greatest common factor 392,805 is 7.
Lets's calculate LCM of 99,7930
Given numbers has no common factors except 1. So, there LCM is their product i.e 785070
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 7/785070
Therefore, the GCF of Fractions 392/99,805/7930 is 7/785070
Least Common Multiple of 99,7930 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 99,7930 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(99,7930) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(99,7930) x common factors =1 x 1 = 1
LCM(99,7930) = ( 99 × 7930 ) / 1
LCM(99,7930) = 785070 / 1
LCM(99,7930) = 785070
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FAQs on GCF of Fractions of 392/99, 805/7930
1. What is the HCF of 392,805?
The HCF of 392,805 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 392/99, 805/7930?
Answer: GCF of Numerators as per given numbers 392/99, 805/7930 is
GCF of Numerators i.e. for 392,805 is 7
LCM of denominators i.e. for 99,7930 is 785070.
Thus, GCF of Fractions is 7/785070.Finally, GCF of Fractions for 392/99, 805/7930 is 7/785070.