How to Find GCF of 8/32, 45/217, 19/208?

GCF of 8/32, 45/217, 19/208

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023

Use our free GCF of Fractions Calculator tool to compute the GCF of 8/32, 45/217, 19/208 i.e 1/90272 easily. The following is the detailed procedure to determine the greatest common factor of fractions 8/32, 45/217, 19/208.

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 8/32,45/217,19/208?

Given fractions are 8/32,45/217,19/208

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 8/32,45/217,19/208, numerators are 8,45,19

Denominators are 32,217,208

The GCF of 8,45,19 is 1 .

LCM of 32,217,208 is 90272.

The greatest common factor of 8/32,45/217,19/208 = [GCF of 8,45,19]/[LCM of 32,217,208]= 1/90272

Therefore, the GCF of 8/32,45/217,19/208 is 1/90272.

Greatest Common Factor of 8,45,19

To find the highest common factor of 8,45,19, we have to find the factors of both numbers and list the highest common factor.

The factors of 8 are 1, 2, 4, 8

The factors of 45 are 1, 3, 5, 9, 15, 45

The factors of 19 are 1, 19

The HCF of 8,45,19 is 1.

Lets's calculate GCF of 8,45,19

Greatest Common Factor (GCF) of 8,45,19 By Common Division

∴ So GCF of numbers is 1 because of no common factors present between them.

Greatest Common Factor of 8,45,19 By Matching Biggest Common Factor Method

Now, list down the factors of 8

1,2,4,8

Now, list down the factors of 45

1,3,5,9,15,45

Now, list down the factors of 19

1,19

Greatest Common Factor

We found the factors 8,45,19 . The biggest common factor number is the GCF number.
So the greatest common factor 8,45,19 is 1.

Lets's calculate LCM of 32,217,208

Lowest Common Multiple of 32,217,208 using Common Division

2	32, 217, 208
2	16, 217, 104
2	8, 217, 52
2	4, 217, 26
	2, 217, 13

∴ So the LCM of the given numbers is 2 x 2 x 2 x 2 x 2 x 217 x 13 = 90272

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/90272

Therefore, the GCF of Fractions 8/32,45/217,19/208 is 1/90272

Least Common Multiple of 32,217,208 with GCF Formula

The formula of LCM is LCM(a₁,a₂,a₃....,a_n) = ( a₁ × a₂ × a₃ × .... × a_n) / GCF(a₁,a₂,a₃....,a_n) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 32,217,208 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(32,217,208) = 1

common factors(in case of two or more numbers have common factors) = 16

GCF(32,217,208) x common factors =1 x 16 = 16

LCM(32,217,208) = ( 32 × 217 × 208 ) / 16

LCM(32,217,208) = 1444352 / 16

LCM(32,217,208) = 90272

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 8/32, 45/217, 19/208

1. What is the HCF of 8,45,19?

The HCF of 8,45,19 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 8/32, 45/217, 19/208?

Answer: GCF of Numerators as per given numbers 8/32, 45/217, 19/208 is

GCF of Numerators i.e. for 8,45,19 is 1

LCM of denominators i.e. for 32,217,208 is 90272.

Thus, GCF of Fractions is 1/90272.Finally, GCF of Fractions for 8/32, 45/217, 19/208 is 1/90272.