Greatest Common Factor of 30/25, 65/97, 155/302

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of 30/25, 65/97, 155/302

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 30/25,65/97,155/302

Given fractions are 30/25,65/97,155/302

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 30,65,155

Greatest Common Factor of Numerators i.e. GCF of 30,65,155 is 5 .

LCM of Denominators means LCM of 25,97,302 as per the given fractions.

LCM of 25,97,302 is 732350 as it is the smallest common factor for both these numbers.

Lets's calculate GCF of 30,65,155

GCF of Fractions 30/25,65/97,155/302 is 5/732350

5 30, 65, 155
6, 13, 31

∴ So the GCF of the given numbers is 5 = 5

Greatest Common Factor of 30,65,155 By Matching Biggest Common Factor Method

Greatest Common Factor of 30,65,155 By Matching Biggest Common Factor Method

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Greatest Common Factor

We found the factors 30,65,155 . The biggest common factor number is the GCF number.
So the greatest common factor 30,65,155 is 5.


Lets's calculate LCM of 25,97,302

Given numbers has no common factors except 1. So, there LCM is their product i.e 732350

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 5/732350

Therefore, the GCF of Fractions 30/25,65/97,155/302 is 5/732350

Least Common Multiple of 25,97,302 with GCF Formula

Least Common Multiple of 25,97,302 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 25,97,302 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(25,97,302) = 1

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

GCF(25,97,302) x common factors =1 x 1 = 1

LCM(25,97,302) = ( 25 × 97 × 302 ) / 1

LCM(25,97,302) = 732350 / 1

LCM(25,97,302) = 732350


GCF of Fractions Calculation Examples

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GCF of Fractions Calculation Examples

Frequently Asked Questions on Fractional GCF of 30/25, 65/97, 155/302

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 30/25, 65/97, 155/302?

Answer: GCF of Numerators as per given numbers 30/25, 65/97, 155/302 is

GCF of Numerators i.e. for 30,65,155 is 5

LCM of denominators i.e. for 25,97,302 is 732350.

Thus, GCF of Fractions is 5/732350.Finally, GCF of Fractions for 30/25, 65/97, 155/302 is 5/732350.