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GCF of 428/90, 431/786

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 428/90, 431/786 i.e 1/11790 easily. The following is the detailed procedure to determine the greatest common factor of fractions 428/90, 431/786.

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 428/90,431/786?

Given fractions are 428/90,431/786

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 428/90,431/786, numerators are 428,431

Denominators are 90,786

The GCF of 428,431 is 1 .

LCM of 90,786 is 11790.

The greatest common factor of 428/90,431/786 = [GCF of 428,431]/[LCM of 90,786]= 1/11790

Therefore, the GCF of 428/90,431/786 is 1/11790.

Greatest Common Factor of 428,431

To find the highest common factor of 428,431, we have to find the factors of both numbers and list the highest common factor.

The factors of 428 are 1, 2, 4, 107, 214, 428

The factors of 431 are 1, 431

The HCF of 428,431 is 1.

Lets's calculate GCF of 428,431

Greatest Common Factor (GCF) of 428,431 By Common Division

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

Greatest Common Factor of 428,431 By Matching Biggest Common Factor Method

Greatest Common Factor of 428,431 By Matching Biggest Common Factor Method

Now, list down the factors of 428

:

1,2,4,107,214,428

Now, list down the factors of 431

:

1,431

Greatest Common Factor

We found the factors 428,431 . The biggest common factor number is the GCF number.
So the greatest common factor 428,431 is 1.

Lets's calculate LCM of 90,786

Lowest Common Multiple of 90,786 using Common Division

2 90, 786
3 45, 393
15, 131

∴ So the LCM of the given numbers is 2 x 3 x 15 x 131 = 11790

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/11790

Therefore, the GCF of Fractions 428/90,431/786 is 1/11790

Least Common Multiple of 90,786 with GCF Formula

Least Common Multiple of 90,786 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 90,786 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(90,786) = 6

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

GCF(90,786) x common factors =6 x 1 = 6

LCM(90,786) = ( 90 × 786 ) / 6

LCM(90,786) = 70740 / 6

LCM(90,786) = 11790


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FAQs on GCF of Fractions of 428/90, 431/786

1. What is the HCF of 428,431?

The HCF of 428,431 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 428/90, 431/786?

Answer: GCF of Numerators as per given numbers 428/90, 431/786 is

GCF of Numerators i.e. for 428,431 is 1

LCM of denominators i.e. for 90,786 is 11790.

Thus, GCF of Fractions is 1/11790.Finally, GCF of Fractions for 428/90, 431/786 is 1/11790.