How to Find GCF of 67/40, 66/61, 731/404?

GCF of 67/40, 66/61, 731/404

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 67/40, 66/61, 731/404 i.e 1/246440 easily. The following is the detailed procedure to determine the greatest common factor of fractions 67/40, 66/61, 731/404.

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 67/40,66/61,731/404?

Given fractions are 67/40,66/61,731/404

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 67/40,66/61,731/404, numerators are 67,66,731

Denominators are 40,61,404

The GCF of 67,66,731 is 1 .

LCM of 40,61,404 is 246440.

The greatest common factor of 67/40,66/61,731/404 = [GCF of 67,66,731]/[LCM of 40,61,404]= 1/246440

Therefore, the GCF of 67/40,66/61,731/404 is 1/246440.

Greatest Common Factor of 67,66,731

To find the highest common factor of 67,66,731, we have to find the factors of both numbers and list the highest common factor.

The factors of 67 are 1, 67

The factors of 66 are 1, 2, 3, 6, 11, 22, 33, 66

The factors of 731 are 1, 17, 43, 731

The HCF of 67,66,731 is 1.

Lets's calculate GCF of 67,66,731

Greatest Common Factor (GCF) of 67,66,731 By Common Division

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

Greatest Common Factor of 67,66,731 By Matching Biggest Common Factor Method

Now, list down the factors of 67

1,67

Now, list down the factors of 66

1,2,3,6,11,22,33,66

Now, list down the factors of 731

1,17,43,731

Greatest Common Factor

We found the factors 67,66,731 . The biggest common factor number is the GCF number.
So the greatest common factor 67,66,731 is 1.

Lets's calculate LCM of 40,61,404

Lowest Common Multiple of 40,61,404 using Common Division

2	40, 61, 404
2	20, 61, 202
	10, 61, 101

∴ So the LCM of the given numbers is 2 x 2 x 10 x 61 x 101 = 246440

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/246440

Therefore, the GCF of Fractions 67/40,66/61,731/404 is 1/246440

Least Common Multiple of 40,61,404 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 40,61,404 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(40,61,404) = 1

common factors(in case of two or more numbers have common factors) = 4

GCF(40,61,404) x common factors =1 x 4 = 4

LCM(40,61,404) = ( 40 × 61 × 404 ) / 4

LCM(40,61,404) = 985760 / 4

LCM(40,61,404) = 246440

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FAQs on GCF of Fractions of 67/40, 66/61, 731/404

1. What is the HCF of 67,66,731?

The HCF of 67,66,731 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 67/40, 66/61, 731/404?

Answer: GCF of Numerators as per given numbers 67/40, 66/61, 731/404 is

GCF of Numerators i.e. for 67,66,731 is 1

LCM of denominators i.e. for 40,61,404 is 246440.

Thus, GCF of Fractions is 1/246440.Finally, GCF of Fractions for 67/40, 66/61, 731/404 is 1/246440.