Greatest Common Factor of 142/19, 661/17, 416/438

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 142/19, 661/17, 416/438

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 142/19,661/17,416/438

Given fractions are 142/19,661/17,416/438

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 142,661,416

Greatest Common Factor of Numerators i.e. GCF of 142,661,416 is 1 .

LCM of Denominators means LCM of 19,17,438 as per the given fractions.

LCM of 19,17,438 is 141474 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 142,661,416

GCF of Fractions 142/19,661/17,416/438 is 1/141474

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

Greatest Common Factor of 142,661,416 By Matching Biggest Common Factor Method

Greatest Common Factor of 142,661,416 By Matching Biggest Common Factor Method

Factors of 142

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

1,2,71,142

Factors of 661

List of positive integer factors of 661 that divides 661 without a remainder.

1,661

Factors of 416

List of positive integer factors of 416 that divides 416 without a remainder.

1,2,4,8,13,16,26,32,52,104,208,416

Greatest Common Factor

We found the factors 142,661,416 . The biggest common factor number is the GCF number.
So the greatest common factor 142,661,416 is 1.


Lets's calculate LCM of 19,17,438

Given numbers has no common factors except 1. So, there LCM is their product i.e 141474

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/141474

Therefore, the GCF of Fractions 142/19,661/17,416/438 is 1/141474

Least Common Multiple of 19,17,438 with GCF Formula

Least Common Multiple of 19,17,438 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 19,17,438 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(19,17,438) = 1

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

GCF(19,17,438) x common factors =1 x 1 = 1

LCM(19,17,438) = ( 19 × 17 × 438 ) / 1

LCM(19,17,438) = 141474 / 1

LCM(19,17,438) = 141474


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 142/19, 661/17, 416/438

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 142/19, 661/17, 416/438?

Answer: GCF of Numerators as per given numbers 142/19, 661/17, 416/438 is

GCF of Numerators i.e. for 142,661,416 is 1

LCM of denominators i.e. for 19,17,438 is 141474.

Thus, GCF of Fractions is 1/141474.Finally, GCF of Fractions for 142/19, 661/17, 416/438 is 1/141474.