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GCF of 646/220, 322/279

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 646/220, 322/279 i.e 2/61380 easily. The following is the detailed procedure to determine the greatest common factor of fractions 646/220, 322/279.

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 646/220,322/279?

Given fractions are 646/220,322/279

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 646/220,322/279, numerators are 646,322

Denominators are 220,279

The GCF of 646,322 is 2 .

LCM of 220,279 is 61380.

The greatest common factor of 646/220,322/279 = [GCF of 646,322]/[LCM of 220,279]= 2/61380

Therefore, the GCF of 646/220,322/279 is 2/61380.

Greatest Common Factor of 646,322

To find the highest common factor of 646,322, we have to find the factors of both numbers and list the highest common factor.

The factors of 646 are 1, 2, 17, 19, 34, 38, 323, 646

The factors of 322 are 1, 2, 7, 14, 23, 46, 161, 322

The HCF of 646,322 is 2.

Lets's calculate GCF of 646,322

Greatest Common Factor (GCF) of 646,322 By Common Division

2 646, 322
323, 161

∴ So the GCF of the given numbers is 2 = 2

Greatest Common Factor of 646,322 By Matching Biggest Common Factor Method

Greatest Common Factor of 646,322 By Matching Biggest Common Factor Method

Now, list down the factors of 646

:

1,2,17,19,34,38,323,646

Now, list down the factors of 322

:

1,2,7,14,23,46,161,322

Greatest Common Factor

We found the factors 646,322 . The biggest common factor number is the GCF number.
So the greatest common factor 646,322 is 2.

Lets's calculate LCM of 220,279

Lowest Common Multiple of 220,279 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 61380

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/61380

Therefore, the GCF of Fractions 646/220,322/279 is 2/61380

Least Common Multiple of 220,279 with GCF Formula

Least Common Multiple of 220,279 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 220,279 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(220,279) = 1

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

GCF(220,279) x common factors =1 x 1 = 1

LCM(220,279) = ( 220 × 279 ) / 1

LCM(220,279) = 61380 / 1

LCM(220,279) = 61380


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FAQs on GCF of Fractions of 646/220, 322/279

1. What is the HCF of 646,322?

The HCF of 646,322 is 2

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 646/220, 322/279?

Answer: GCF of Numerators as per given numbers 646/220, 322/279 is

GCF of Numerators i.e. for 646,322 is 2

LCM of denominators i.e. for 220,279 is 61380.

Thus, GCF of Fractions is 2/61380.Finally, GCF of Fractions for 646/220, 322/279 is 2/61380.