GCF of 4/20, 91/95, 18/524, 520/730
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 4/20, 91/95, 18/524, 520/730 i.e 1/3633940 easily. The following is the detailed procedure to determine the greatest common factor of fractions 4/20, 91/95, 18/524, 520/730.
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 4/20,91/95,18/524,520/730?
Given fractions are 4/20,91/95,18/524,520/730
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 4/20,91/95,18/524,520/730, numerators are 4,91,18,520
Denominators are 20,95,524,730
The GCF of 4,91,18,520 is 1 .
LCM of 20,95,524,730 is 3633940.
The greatest common factor of 4/20,91/95,18/524,520/730 = [GCF of 4,91,18,520]/[LCM of 20,95,524,730]= 1/3633940
Therefore, the GCF of 4/20,91/95,18/524,520/730 is 1/3633940.
To find the highest common factor of 4,91,18,520, we have to find the factors of both numbers and list the highest common factor.
The factors of 4 are 1, 2, 4
The factors of 91 are 1, 7, 13, 91
The factors of 18 are 1, 2, 3, 6, 9, 18
The factors of 520 are 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520
The HCF of 4,91,18,520 is 1.
Lets's calculate GCF of 4,91,18,520
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 4,91,18,520 By Matching Biggest Common Factor Method
Now, list down the factors of 4
:1,2,4
Now, list down the factors of 91
:1,7,13,91
Now, list down the factors of 18
:1,2,3,6,9,18
Now, list down the factors of 520
:1,2,4,5,8,10,13,20,26,40,52,65,104,130,260,520
Greatest Common Factor
We found the factors 4,91,18,520 . The biggest common factor number is the GCF number.
So the greatest common factor 4,91,18,520 is 1.
Lets's calculate LCM of 20,95,524,730
| 2 | 20, 95, 524, 730 |
| 2 | 10, 95, 262, 365 |
| 5 | 5, 95, 131, 365 |
| 1, 19, 131, 73 |
∴ So the LCM of the given numbers is 2 x 2 x 5 x 1 x 19 x 131 x 73 = 3633940
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/3633940
Therefore, the GCF of Fractions 4/20,91/95,18/524,520/730 is 1/3633940
Least Common Multiple of 20,95,524,730 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 20,95,524,730 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(20,95,524,730) = 1
common factors(in case of two or more numbers have common factors) = 200
GCF(20,95,524,730) x common factors =1 x 200 = 200
LCM(20,95,524,730) = ( 20 × 95 × 524 × 730 ) / 200
LCM(20,95,524,730) = 726788000 / 200
LCM(20,95,524,730) = 3633940
GCF of Fractions Calculation Examples
Here are some samples of GCF of Fractions calculations.
FAQs on GCF of Fractions of 4/20, 91/95, 18/524, 520/730
1. What is the HCF of 4,91,18,520?
The HCF of 4,91,18,520 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 4/20, 91/95, 18/524, 520/730?
Answer: GCF of Numerators as per given numbers 4/20, 91/95, 18/524, 520/730 is
GCF of Numerators i.e. for 4,91,18,520 is 1
LCM of denominators i.e. for 20,95,524,730 is 3633940.
Thus, GCF of Fractions is 1/3633940.Finally, GCF of Fractions for 4/20, 91/95, 18/524, 520/730 is 1/3633940.