GCF of 20/344, 49/207, 757/828
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 20/344, 49/207, 757/828 i.e 1/71208 easily. The following is the detailed procedure to determine the greatest common factor of fractions 20/344, 49/207, 757/828.
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 20/344,49/207,757/828?
Given fractions are 20/344,49/207,757/828
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 20/344,49/207,757/828, numerators are 20,49,757
Denominators are 344,207,828
The GCF of 20,49,757 is 1 .
LCM of 344,207,828 is 71208.
The greatest common factor of 20/344,49/207,757/828 = [GCF of 20,49,757]/[LCM of 344,207,828]= 1/71208
Therefore, the GCF of 20/344,49/207,757/828 is 1/71208.
To find the highest common factor of 20,49,757, we have to find the factors of both numbers and list the highest common factor.
The factors of 20 are 1, 2, 4, 5, 10, 20
The factors of 49 are 1, 7, 49
The factors of 757 are 1, 757
The HCF of 20,49,757 is 1.
Lets's calculate GCF of 20,49,757
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 20,49,757 By Matching Biggest Common Factor Method
Now, list down the factors of 20
:1,2,4,5,10,20
Now, list down the factors of 49
:1,7,49
Now, list down the factors of 757
:1,757
Greatest Common Factor
We found the factors 20,49,757 . The biggest common factor number is the GCF number.
So the greatest common factor 20,49,757 is 1.
Lets's calculate LCM of 344,207,828
| 2 | 344, 207, 828 |
| 2 | 172, 207, 414 |
| 3 | 86, 207, 207 |
| 3 | 86, 69, 69 |
| 23 | 86, 23, 23 |
| 86, 1, 1 |
∴ So the LCM of the given numbers is 2 x 2 x 3 x 3 x 23 x 86 x 1 x 1 = 71208
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/71208
Therefore, the GCF of Fractions 20/344,49/207,757/828 is 1/71208
Least Common Multiple of 344,207,828 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 344,207,828 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(344,207,828) = 1
common factors(in case of two or more numbers have common factors) = 828
GCF(344,207,828) x common factors =1 x 828 = 828
LCM(344,207,828) = ( 344 × 207 × 828 ) / 828
LCM(344,207,828) = 58960224 / 828
LCM(344,207,828) = 71208
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FAQs on GCF of Fractions of 20/344, 49/207, 757/828
1. What is the HCF of 20,49,757?
The HCF of 20,49,757 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 20/344, 49/207, 757/828?
Answer: GCF of Numerators as per given numbers 20/344, 49/207, 757/828 is
GCF of Numerators i.e. for 20,49,757 is 1
LCM of denominators i.e. for 344,207,828 is 71208.
Thus, GCF of Fractions is 1/71208.Finally, GCF of Fractions for 20/344, 49/207, 757/828 is 1/71208.