GCF of 790/21, 149/648
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 790/21, 149/648 i.e 1/4536 easily. The following is the detailed procedure to determine the greatest common factor of fractions 790/21, 149/648.
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 790/21,149/648?
Given fractions are 790/21,149/648
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 790/21,149/648, numerators are 790,149
Denominators are 21,648
The GCF of 790,149 is 1 .
LCM of 21,648 is 4536.
The greatest common factor of 790/21,149/648 = [GCF of 790,149]/[LCM of 21,648]= 1/4536
Therefore, the GCF of 790/21,149/648 is 1/4536.
To find the highest common factor of 790,149, we have to find the factors of both numbers and list the highest common factor.
The factors of 790 are 1, 2, 5, 10, 79, 158, 395, 790
The factors of 149 are 1, 149
The HCF of 790,149 is 1.
Lets's calculate GCF of 790,149
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 790,149 By Matching Biggest Common Factor Method
Now, list down the factors of 790
:1,2,5,10,79,158,395,790
Now, list down the factors of 149
:1,149
Greatest Common Factor
We found the factors 790,149 . The biggest common factor number is the GCF number.
So the greatest common factor 790,149 is 1.
Lets's calculate LCM of 21,648
| 3 | 21, 648 |
| 7, 216 |
∴ So the LCM of the given numbers is 3 x 7 x 216 = 4536
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/4536
Therefore, the GCF of Fractions 790/21,149/648 is 1/4536
Least Common Multiple of 21,648 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 21,648 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(21,648) = 3
common factors(in case of two or more numbers have common factors) = 1
GCF(21,648) x common factors =3 x 1 = 3
LCM(21,648) = ( 21 × 648 ) / 3
LCM(21,648) = 13608 / 3
LCM(21,648) = 4536
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FAQs on GCF of Fractions of 790/21, 149/648
1. What is the HCF of 790,149?
The HCF of 790,149 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 790/21, 149/648?
Answer: GCF of Numerators as per given numbers 790/21, 149/648 is
GCF of Numerators i.e. for 790,149 is 1
LCM of denominators i.e. for 21,648 is 4536.
Thus, GCF of Fractions is 1/4536.Finally, GCF of Fractions for 790/21, 149/648 is 1/4536.