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GCF of 172/274, 643/287

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 172/274, 643/287 i.e 1/78638 easily. The following is the detailed procedure to determine the greatest common factor of fractions 172/274, 643/287.

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

GCF of:

What is the GCF of 172/274,643/287?

Given fractions are 172/274,643/287

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 172/274,643/287, numerators are 172,643

Denominators are 274,287

The GCF of 172,643 is 1 .

LCM of 274,287 is 78638.

The greatest common factor of 172/274,643/287 = [GCF of 172,643]/[LCM of 274,287]= 1/78638

Therefore, the GCF of 172/274,643/287 is 1/78638.

Greatest Common Factor of 172,643

To find the highest common factor of 172,643, we have to find the factors of both numbers and list the highest common factor.

The factors of 172 are 1, 2, 4, 43, 86, 172

The factors of 643 are 1, 643

The HCF of 172,643 is 1.

Lets's calculate GCF of 172,643

Greatest Common Factor (GCF) of 172,643 By Common Division

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

Greatest Common Factor of 172,643 By Matching Biggest Common Factor Method

Greatest Common Factor of 172,643 By Matching Biggest Common Factor Method

Now, list down the factors of 172

:

1,2,4,43,86,172

Now, list down the factors of 643

:

1,643

Greatest Common Factor

We found the factors 172,643 . The biggest common factor number is the GCF number.
So the greatest common factor 172,643 is 1.

Lets's calculate LCM of 274,287

Lowest Common Multiple of 274,287 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 78638

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/78638

Therefore, the GCF of Fractions 172/274,643/287 is 1/78638

Least Common Multiple of 274,287 with GCF Formula

Least Common Multiple of 274,287 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 274,287 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(274,287) = 1

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

GCF(274,287) x common factors =1 x 1 = 1

LCM(274,287) = ( 274 × 287 ) / 1

LCM(274,287) = 78638 / 1

LCM(274,287) = 78638


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FAQs on GCF of Fractions of 172/274, 643/287

1. What is the HCF of 172,643?

The HCF of 172,643 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 172/274, 643/287?

Answer: GCF of Numerators as per given numbers 172/274, 643/287 is

GCF of Numerators i.e. for 172,643 is 1

LCM of denominators i.e. for 274,287 is 78638.

Thus, GCF of Fractions is 1/78638.Finally, GCF of Fractions for 172/274, 643/287 is 1/78638.