GCF of 490/81, 945/2550
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 490/81, 945/2550 i.e 35/68850 easily. The following is the detailed procedure to determine the greatest common factor of fractions 490/81, 945/2550.
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 490/81,945/2550?
Given fractions are 490/81,945/2550
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 490/81,945/2550, numerators are 490,945
Denominators are 81,2550
The GCF of 490,945 is 35 .
LCM of 81,2550 is 68850.
The greatest common factor of 490/81,945/2550 = [GCF of 490,945]/[LCM of 81,2550]= 35/68850
Therefore, the GCF of 490/81,945/2550 is 35/68850.
To find the highest common factor of 490,945, we have to find the factors of both numbers and list the highest common factor.
The factors of 490 are 1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490
The factors of 945 are 1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945
The HCF of 490,945 is 35.
Lets's calculate GCF of 490,945
| 5 | 490, 945 |
| 7 | 98, 189 |
| 14, 27 |
∴ So the GCF of the given numbers is 5 x 7 = 35
Greatest Common Factor of 490,945 By Matching Biggest Common Factor Method
Now, list down the factors of 490
:1,2,5,7,10,14,35,49,70,98,245,490
Now, list down the factors of 945
:1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945
Greatest Common Factor
We found the factors 490,945 . The biggest common factor number is the GCF number.
So the greatest common factor 490,945 is 35.
Lets's calculate LCM of 81,2550
| 3 | 81, 2550 |
| 27, 850 |
∴ So the LCM of the given numbers is 3 x 27 x 850 = 68850
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 35/68850
Therefore, the GCF of Fractions 490/81,945/2550 is 35/68850
Least Common Multiple of 81,2550 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 81,2550 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(81,2550) = 3
common factors(in case of two or more numbers have common factors) = 1
GCF(81,2550) x common factors =3 x 1 = 3
LCM(81,2550) = ( 81 × 2550 ) / 3
LCM(81,2550) = 206550 / 3
LCM(81,2550) = 68850
GCF of Fractions Calculation Examples
Here are some samples of GCF of Fractions calculations.
FAQs on GCF of Fractions of 490/81, 945/2550
1. What is the HCF of 490,945?
The HCF of 490,945 is 35
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 490/81, 945/2550?
Answer: GCF of Numerators as per given numbers 490/81, 945/2550 is
GCF of Numerators i.e. for 490,945 is 35
LCM of denominators i.e. for 81,2550 is 68850.
Thus, GCF of Fractions is 35/68850.Finally, GCF of Fractions for 490/81, 945/2550 is 35/68850.