GCF of 75/420, 82/892, 785/976
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 75/420, 82/892, 785/976 i.e 1/22853040 easily. The following is the detailed procedure to determine the greatest common factor of fractions 75/420, 82/892, 785/976.
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 75/420,82/892,785/976?
Given fractions are 75/420,82/892,785/976
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 75/420,82/892,785/976, numerators are 75,82,785
Denominators are 420,892,976
The GCF of 75,82,785 is 1 .
LCM of 420,892,976 is 22853040.
The greatest common factor of 75/420,82/892,785/976 = [GCF of 75,82,785]/[LCM of 420,892,976]= 1/22853040
Therefore, the GCF of 75/420,82/892,785/976 is 1/22853040.
To find the highest common factor of 75,82,785, we have to find the factors of both numbers and list the highest common factor.
The factors of 75 are 1, 3, 5, 15, 25, 75
The factors of 82 are 1, 2, 41, 82
The factors of 785 are 1, 5, 157, 785
The HCF of 75,82,785 is 1.
Lets's calculate GCF of 75,82,785
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 75,82,785 By Matching Biggest Common Factor Method
Now, list down the factors of 75
:1,3,5,15,25,75
Now, list down the factors of 82
:1,2,41,82
Now, list down the factors of 785
:1,5,157,785
Greatest Common Factor
We found the factors 75,82,785 . The biggest common factor number is the GCF number.
So the greatest common factor 75,82,785 is 1.
Lets's calculate LCM of 420,892,976
| 2 | 420, 892, 976 |
| 2 | 210, 446, 488 |
| 105, 223, 244 |
∴ So the LCM of the given numbers is 2 x 2 x 105 x 223 x 244 = 22853040
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/22853040
Therefore, the GCF of Fractions 75/420,82/892,785/976 is 1/22853040
Least Common Multiple of 420,892,976 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 420,892,976 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(420,892,976) = 4
common factors(in case of two or more numbers have common factors) = 4
GCF(420,892,976) x common factors =4 x 4 = 16
LCM(420,892,976) = ( 420 × 892 × 976 ) / 16
LCM(420,892,976) = 365648640 / 16
LCM(420,892,976) = 22853040
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FAQs on GCF of Fractions of 75/420, 82/892, 785/976
1. What is the HCF of 75,82,785?
The HCF of 75,82,785 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 75/420, 82/892, 785/976?
Answer: GCF of Numerators as per given numbers 75/420, 82/892, 785/976 is
GCF of Numerators i.e. for 75,82,785 is 1
LCM of denominators i.e. for 420,892,976 is 22853040.
Thus, GCF of Fractions is 1/22853040.Finally, GCF of Fractions for 75/420, 82/892, 785/976 is 1/22853040.