How to Find GCF of 406/356, 3813/7220?

GCF of 406/356, 3813/7220

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 406/356, 3813/7220 i.e 1/642580 easily. The following is the detailed procedure to determine the greatest common factor of fractions 406/356, 3813/7220.

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 406/356,3813/7220?

Given fractions are 406/356,3813/7220

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 406/356,3813/7220, numerators are 406,3813

Denominators are 356,7220

The GCF of 406,3813 is 1 .

LCM of 356,7220 is 642580.

The greatest common factor of 406/356,3813/7220 = [GCF of 406,3813]/[LCM of 356,7220]= 1/642580

Therefore, the GCF of 406/356,3813/7220 is 1/642580.

Greatest Common Factor of 406,3813

To find the highest common factor of 406,3813, we have to find the factors of both numbers and list the highest common factor.

The factors of 406 are 1, 2, 7, 14, 29, 58, 203, 406

The factors of 3813 are 1, 3, 31, 41, 93, 123, 1271, 3813

The HCF of 406,3813 is 1.

Lets's calculate GCF of 406,3813

Greatest Common Factor (GCF) of 406,3813 By Common Division

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

Greatest Common Factor of 406,3813 By Matching Biggest Common Factor Method

Now, list down the factors of 406

1,2,7,14,29,58,203,406

Now, list down the factors of 3813

1,3,31,41,93,123,1271,3813

Greatest Common Factor

We found the factors 406,3813 . The biggest common factor number is the GCF number.
So the greatest common factor 406,3813 is 1.

Lets's calculate LCM of 356,7220

Lowest Common Multiple of 356,7220 using Common Division

2	356, 7220
2	178, 3610
	89, 1805

∴ So the LCM of the given numbers is 2 x 2 x 89 x 1805 = 642580

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/642580

Therefore, the GCF of Fractions 406/356,3813/7220 is 1/642580

Least Common Multiple of 356,7220 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 356,7220 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(356,7220) = 4

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

GCF(356,7220) x common factors =4 x 1 = 4

LCM(356,7220) = ( 356 × 7220 ) / 4

LCM(356,7220) = 2570320 / 4

LCM(356,7220) = 642580

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FAQs on GCF of Fractions of 406/356, 3813/7220

1. What is the HCF of 406,3813?

The HCF of 406,3813 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 406/356, 3813/7220?

Answer: GCF of Numerators as per given numbers 406/356, 3813/7220 is

GCF of Numerators i.e. for 406,3813 is 1

LCM of denominators i.e. for 356,7220 is 642580.

Thus, GCF of Fractions is 1/642580.Finally, GCF of Fractions for 406/356, 3813/7220 is 1/642580.