Greatest Common Factor of 51/917, 21/442, 142/662

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 51/917, 21/442, 142/662

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 51/917,21/442,142/662

Given fractions are 51/917,21/442,142/662

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 51,21,142

Greatest Common Factor of Numerators i.e. GCF of 51,21,142 is 1 .

LCM of Denominators means LCM of 917,442,662 as per the given fractions.

LCM of 917,442,662 is 134158934 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 51,21,142

GCF of Fractions 51/917,21/442,142/662 is 1/134158934

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

Greatest Common Factor of 51,21,142 By Matching Biggest Common Factor Method

Greatest Common Factor of 51,21,142 By Matching Biggest Common Factor Method

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 142

List of positive integer factors of 142 that divides 142 without a remainder.

1,2,71,142

Greatest Common Factor

We found the factors 51,21,142 . The biggest common factor number is the GCF number.
So the greatest common factor 51,21,142 is 1.


Lets's calculate LCM of 917,442,662

2 917, 442, 662
917, 221, 331

∴ So the LCM of the given numbers is 2 x 917 x 221 x 331 = 134158934

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/134158934

Therefore, the GCF of Fractions 51/917,21/442,142/662 is 1/134158934

Least Common Multiple of 917,442,662 with GCF Formula

Least Common Multiple of 917,442,662 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 917,442,662 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(917,442,662) = 1

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

GCF(917,442,662) x common factors =1 x 2 = 2

LCM(917,442,662) = ( 917 × 442 × 662 ) / 2

LCM(917,442,662) = 268317868 / 2

LCM(917,442,662) = 134158934


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 51/917, 21/442, 142/662

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 51/917, 21/442, 142/662?

Answer: GCF of Numerators as per given numbers 51/917, 21/442, 142/662 is

GCF of Numerators i.e. for 51,21,142 is 1

LCM of denominators i.e. for 917,442,662 is 134158934.

Thus, GCF of Fractions is 1/134158934.Finally, GCF of Fractions for 51/917, 21/442, 142/662 is 1/134158934.