How to Find GCF of 40/490, 51/678, 613/862?

GCF of 40/490, 51/678, 613/862

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 40/490, 51/678, 613/862 i.e 1/71593410 easily. The following is the detailed procedure to determine the greatest common factor of fractions 40/490, 51/678, 613/862.

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 40/490,51/678,613/862?

Given fractions are 40/490,51/678,613/862

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 40/490,51/678,613/862, numerators are 40,51,613

Denominators are 490,678,862

The GCF of 40,51,613 is 1 .

LCM of 490,678,862 is 71593410.

The greatest common factor of 40/490,51/678,613/862 = [GCF of 40,51,613]/[LCM of 490,678,862]= 1/71593410

Therefore, the GCF of 40/490,51/678,613/862 is 1/71593410.

Greatest Common Factor of 40,51,613

To find the highest common factor of 40,51,613, we have to find the factors of both numbers and list the highest common factor.

The factors of 40 are 1, 2, 4, 5, 8, 10, 20, 40

The factors of 51 are 1, 3, 17, 51

The factors of 613 are 1, 613

The HCF of 40,51,613 is 1.

Lets's calculate GCF of 40,51,613

Greatest Common Factor (GCF) of 40,51,613 By Common Division

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

Greatest Common Factor of 40,51,613 By Matching Biggest Common Factor Method

Now, list down the factors of 40

1,2,4,5,8,10,20,40

Now, list down the factors of 51

1,3,17,51

Now, list down the factors of 613

1,613

Greatest Common Factor

We found the factors 40,51,613 . The biggest common factor number is the GCF number.
So the greatest common factor 40,51,613 is 1.

Lets's calculate LCM of 490,678,862

Lowest Common Multiple of 490,678,862 using Common Division

2	490, 678, 862
	245, 339, 431

∴ So the LCM of the given numbers is 2 x 245 x 339 x 431 = 71593410

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/71593410

Therefore, the GCF of Fractions 40/490,51/678,613/862 is 1/71593410

Least Common Multiple of 490,678,862 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 490,678,862 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(490,678,862) = 2

common factors(in case of two or more numbers have common factors) = 2

GCF(490,678,862) x common factors =2 x 2 = 4

LCM(490,678,862) = ( 490 × 678 × 862 ) / 4

LCM(490,678,862) = 286373640 / 4

LCM(490,678,862) = 71593410

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FAQs on GCF of Fractions of 40/490, 51/678, 613/862

1. What is the HCF of 40,51,613?

The HCF of 40,51,613 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 40/490, 51/678, 613/862?

Answer: GCF of Numerators as per given numbers 40/490, 51/678, 613/862 is

GCF of Numerators i.e. for 40,51,613 is 1

LCM of denominators i.e. for 490,678,862 is 71593410.

Thus, GCF of Fractions is 1/71593410.Finally, GCF of Fractions for 40/490, 51/678, 613/862 is 1/71593410.