How to Find GCF of 205/423, 7287/830?

GCF of 205/423, 7287/830

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 205/423, 7287/830 i.e 1/351090 easily. The following is the detailed procedure to determine the greatest common factor of fractions 205/423, 7287/830.

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 205/423,7287/830?

Given fractions are 205/423,7287/830

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 205/423,7287/830, numerators are 205,7287

Denominators are 423,830

The GCF of 205,7287 is 1 .

LCM of 423,830 is 351090.

The greatest common factor of 205/423,7287/830 = [GCF of 205,7287]/[LCM of 423,830]= 1/351090

Therefore, the GCF of 205/423,7287/830 is 1/351090.

Greatest Common Factor of 205,7287

To find the highest common factor of 205,7287, we have to find the factors of both numbers and list the highest common factor.

The factors of 205 are 1, 5, 41, 205

The factors of 7287 are 1, 3, 7, 21, 347, 1041, 2429, 7287

The HCF of 205,7287 is 1.

Lets's calculate GCF of 205,7287

Greatest Common Factor (GCF) of 205,7287 By Common Division

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

Greatest Common Factor of 205,7287 By Matching Biggest Common Factor Method

Now, list down the factors of 205

1,5,41,205

Now, list down the factors of 7287

1,3,7,21,347,1041,2429,7287

Greatest Common Factor

We found the factors 205,7287 . The biggest common factor number is the GCF number.
So the greatest common factor 205,7287 is 1.

Lets's calculate LCM of 423,830

Lowest Common Multiple of 423,830 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 351090

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/351090

Therefore, the GCF of Fractions 205/423,7287/830 is 1/351090

Least Common Multiple of 423,830 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 423,830 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(423,830) = 1

common factors(in case of two or more numbers have common factors) = 1

GCF(423,830) x common factors =1 x 1 = 1

LCM(423,830) = ( 423 × 830 ) / 1

LCM(423,830) = 351090 / 1

LCM(423,830) = 351090

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FAQs on GCF of Fractions of 205/423, 7287/830

1. What is the HCF of 205,7287?

The HCF of 205,7287 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 205/423, 7287/830?

Answer: GCF of Numerators as per given numbers 205/423, 7287/830 is

GCF of Numerators i.e. for 205,7287 is 1

LCM of denominators i.e. for 423,830 is 351090.

Thus, GCF of Fractions is 1/351090.Finally, GCF of Fractions for 205/423, 7287/830 is 1/351090.