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GCF of 28/631, 386/855

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 28/631, 386/855 i.e 2/539505 easily. The following is the detailed procedure to determine the greatest common factor of fractions 28/631, 386/855.

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 28/631,386/855?

Given fractions are 28/631,386/855

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 28/631,386/855, numerators are 28,386

Denominators are 631,855

The GCF of 28,386 is 2 .

LCM of 631,855 is 539505.

The greatest common factor of 28/631,386/855 = [GCF of 28,386]/[LCM of 631,855]= 2/539505

Therefore, the GCF of 28/631,386/855 is 2/539505.

Greatest Common Factor of 28,386

To find the highest common factor of 28,386, we have to find the factors of both numbers and list the highest common factor.

The factors of 28 are 1, 2, 4, 7, 14, 28

The factors of 386 are 1, 2, 193, 386

The HCF of 28,386 is 2.

Lets's calculate GCF of 28,386

Greatest Common Factor (GCF) of 28,386 By Common Division

2 28, 386
14, 193

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

Greatest Common Factor of 28,386 By Matching Biggest Common Factor Method

Greatest Common Factor of 28,386 By Matching Biggest Common Factor Method

Now, list down the factors of 28

:

1,2,4,7,14,28

Now, list down the factors of 386

:

1,2,193,386

Greatest Common Factor

We found the factors 28,386 . The biggest common factor number is the GCF number.
So the greatest common factor 28,386 is 2.

Lets's calculate LCM of 631,855

Lowest Common Multiple of 631,855 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 539505

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/539505

Therefore, the GCF of Fractions 28/631,386/855 is 2/539505

Least Common Multiple of 631,855 with GCF Formula

Least Common Multiple of 631,855 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 631,855 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(631,855) = 1

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

GCF(631,855) x common factors =1 x 1 = 1

LCM(631,855) = ( 631 × 855 ) / 1

LCM(631,855) = 539505 / 1

LCM(631,855) = 539505


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FAQs on GCF of Fractions of 28/631, 386/855

1. What is the HCF of 28,386?

The HCF of 28,386 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 28/631, 386/855?

Answer: GCF of Numerators as per given numbers 28/631, 386/855 is

GCF of Numerators i.e. for 28,386 is 2

LCM of denominators i.e. for 631,855 is 539505.

Thus, GCF of Fractions is 2/539505.Finally, GCF of Fractions for 28/631, 386/855 is 2/539505.