GCF of 275/249, 638/195
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 275/249, 638/195 i.e 11/16185 easily. The following is the detailed procedure to determine the greatest common factor of fractions 275/249, 638/195.
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 275/249,638/195?
Given fractions are 275/249,638/195
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 275/249,638/195, numerators are 275,638
Denominators are 249,195
The GCF of 275,638 is 11 .
LCM of 249,195 is 16185.
The greatest common factor of 275/249,638/195 = [GCF of 275,638]/[LCM of 249,195]= 11/16185
Therefore, the GCF of 275/249,638/195 is 11/16185.
To find the highest common factor of 275,638, we have to find the factors of both numbers and list the highest common factor.
The factors of 275 are 1, 5, 11, 25, 55, 275
The factors of 638 are 1, 2, 11, 22, 29, 58, 319, 638
The HCF of 275,638 is 11.
Lets's calculate GCF of 275,638
| 11 | 275, 638 |
| 25, 58 |
∴ So the GCF of the given numbers is 11 = 11
Greatest Common Factor of 275,638 By Matching Biggest Common Factor Method
Now, list down the factors of 275
:1,5,11,25,55,275
Now, list down the factors of 638
:1,2,11,22,29,58,319,638
Greatest Common Factor
We found the factors 275,638 . The biggest common factor number is the GCF number.
So the greatest common factor 275,638 is 11.
Lets's calculate LCM of 249,195
| 3 | 249, 195 |
| 83, 65 |
∴ So the LCM of the given numbers is 3 x 83 x 65 = 16185
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 11/16185
Therefore, the GCF of Fractions 275/249,638/195 is 11/16185
Least Common Multiple of 249,195 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 249,195 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(249,195) = 3
common factors(in case of two or more numbers have common factors) = 1
GCF(249,195) x common factors =3 x 1 = 3
LCM(249,195) = ( 249 × 195 ) / 3
LCM(249,195) = 48555 / 3
LCM(249,195) = 16185
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FAQs on GCF of Fractions of 275/249, 638/195
1. What is the HCF of 275,638?
The HCF of 275,638 is 11
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 275/249, 638/195?
Answer: GCF of Numerators as per given numbers 275/249, 638/195 is
GCF of Numerators i.e. for 275,638 is 11
LCM of denominators i.e. for 249,195 is 16185.
Thus, GCF of Fractions is 11/16185.Finally, GCF of Fractions for 275/249, 638/195 is 11/16185.