GCF of 48/90, 17/290, 865/418
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 48/90, 17/290, 865/418 i.e 1/545490 easily. The following is the detailed procedure to determine the greatest common factor of fractions 48/90, 17/290, 865/418.
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 48/90,17/290,865/418?
Given fractions are 48/90,17/290,865/418
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 48/90,17/290,865/418, numerators are 48,17,865
Denominators are 90,290,418
The GCF of 48,17,865 is 1 .
LCM of 90,290,418 is 545490.
The greatest common factor of 48/90,17/290,865/418 = [GCF of 48,17,865]/[LCM of 90,290,418]= 1/545490
Therefore, the GCF of 48/90,17/290,865/418 is 1/545490.
To find the highest common factor of 48,17,865, we have to find the factors of both numbers and list the highest common factor.
The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
The factors of 17 are 1, 17
The factors of 865 are 1, 5, 173, 865
The HCF of 48,17,865 is 1.
Lets's calculate GCF of 48,17,865
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 48,17,865 By Matching Biggest Common Factor Method
Now, list down the factors of 48
:1,2,3,4,6,8,12,16,24,48
Now, list down the factors of 17
:1,17
Now, list down the factors of 865
:1,5,173,865
Greatest Common Factor
We found the factors 48,17,865 . The biggest common factor number is the GCF number.
So the greatest common factor 48,17,865 is 1.
Lets's calculate LCM of 90,290,418
| 2 | 90, 290, 418 |
| 5 | 45, 145, 209 |
| 9, 29, 209 |
∴ So the LCM of the given numbers is 2 x 5 x 9 x 29 x 209 = 545490
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/545490
Therefore, the GCF of Fractions 48/90,17/290,865/418 is 1/545490
Least Common Multiple of 90,290,418 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 90,290,418 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(90,290,418) = 2
common factors(in case of two or more numbers have common factors) = 10
GCF(90,290,418) x common factors =2 x 10 = 20
LCM(90,290,418) = ( 90 × 290 × 418 ) / 20
LCM(90,290,418) = 10909800 / 20
LCM(90,290,418) = 545490
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FAQs on GCF of Fractions of 48/90, 17/290, 865/418
1. What is the HCF of 48,17,865?
The HCF of 48,17,865 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 48/90, 17/290, 865/418?
Answer: GCF of Numerators as per given numbers 48/90, 17/290, 865/418 is
GCF of Numerators i.e. for 48,17,865 is 1
LCM of denominators i.e. for 90,290,418 is 545490.
Thus, GCF of Fractions is 1/545490.Finally, GCF of Fractions for 48/90, 17/290, 865/418 is 1/545490.