Greatest Common Factor of 840/436, 630/491, 694/817

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 840/436, 630/491, 694/817

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

GCF of:

Greatest Common Factor of 840/436,630/491,694/817

Given fractions are 840/436,630/491,694/817

Formula to find GCF of Fractions is

GCF = GCF of Numerators/LCM of Denominators

As per the formula GCF of Fractions let’s split into two parts and find the GCF of Numerators and LCM of Denominators

In the given fractions GCF of Numerators means GCF of 840,630,694

Greatest Common Factor of Numerators i.e. GCF of 840,630,694 is 2 .

LCM of Denominators means LCM of 436,491,817 as per the given fractions.

LCM of 436,491,817 is 174900092 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 840,630,694

GCF of Fractions 840/436,630/491,694/817 is 2/174900092

2 840, 630, 694
420, 315, 347

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

Greatest Common Factor of 840,630,694 By Matching Biggest Common Factor Method

Greatest Common Factor of 840,630,694 By Matching Biggest Common Factor Method

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

Factors of 694

List of positive integer factors of 694 that divides 694 without a remainder.

1,2,347,694

Greatest Common Factor

We found the factors 840,630,694 . The biggest common factor number is the GCF number.
So the greatest common factor 840,630,694 is 2.


Lets's calculate LCM of 436,491,817

Given numbers has no common factors except 1. So, there LCM is their product i.e 174900092

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/174900092

Therefore, the GCF of Fractions 840/436,630/491,694/817 is 2/174900092

Least Common Multiple of 436,491,817 with GCF Formula

Least Common Multiple of 436,491,817 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 436,491,817 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(436,491,817) = 1

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

GCF(436,491,817) x common factors =1 x 1 = 1

LCM(436,491,817) = ( 436 × 491 × 817 ) / 1

LCM(436,491,817) = 174900092 / 1

LCM(436,491,817) = 174900092


GCF of Fractions Calculation Examples

Here are some samples of GCF of Fractions calculations.

GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 840/436, 630/491, 694/817

1. 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.

2. What is the GCF of Fractions for 840/436, 630/491, 694/817?

Answer: GCF of Numerators as per given numbers 840/436, 630/491, 694/817 is

GCF of Numerators i.e. for 840,630,694 is 2

LCM of denominators i.e. for 436,491,817 is 174900092.

Thus, GCF of Fractions is 2/174900092.Finally, GCF of Fractions for 840/436, 630/491, 694/817 is 2/174900092.