How to Find GCF of 13/80, 155/53, 156/686?

GCF of 13/80, 155/53, 156/686

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 13/80, 155/53, 156/686 i.e 1/1454320 easily. The following is the detailed procedure to determine the greatest common factor of fractions 13/80, 155/53, 156/686.

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 13/80,155/53,156/686?

Given fractions are 13/80,155/53,156/686

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 13/80,155/53,156/686, numerators are 13,155,156

Denominators are 80,53,686

The GCF of 13,155,156 is 1 .

LCM of 80,53,686 is 1454320.

The greatest common factor of 13/80,155/53,156/686 = [GCF of 13,155,156]/[LCM of 80,53,686]= 1/1454320

Therefore, the GCF of 13/80,155/53,156/686 is 1/1454320.

Greatest Common Factor of 13,155,156

To find the highest common factor of 13,155,156, we have to find the factors of both numbers and list the highest common factor.

The factors of 13 are 1, 13

The factors of 155 are 1, 5, 31, 155

The factors of 156 are 1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156

The HCF of 13,155,156 is 1.

Lets's calculate GCF of 13,155,156

Greatest Common Factor (GCF) of 13,155,156 By Common Division

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

Greatest Common Factor of 13,155,156 By Matching Biggest Common Factor Method

Now, list down the factors of 13

1,13

Now, list down the factors of 155

1,5,31,155

Now, list down the factors of 156

1,2,3,4,6,12,13,26,39,52,78,156

Greatest Common Factor

We found the factors 13,155,156 . The biggest common factor number is the GCF number.
So the greatest common factor 13,155,156 is 1.

Lets's calculate LCM of 80,53,686

Lowest Common Multiple of 80,53,686 using Common Division

2	80, 53, 686
	40, 53, 343

∴ So the LCM of the given numbers is 2 x 40 x 53 x 343 = 1454320

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1454320

Therefore, the GCF of Fractions 13/80,155/53,156/686 is 1/1454320

Least Common Multiple of 80,53,686 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 80,53,686 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(80,53,686) = 1

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

GCF(80,53,686) x common factors =1 x 2 = 2

LCM(80,53,686) = ( 80 × 53 × 686 ) / 2

LCM(80,53,686) = 2908640 / 2

LCM(80,53,686) = 1454320

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FAQs on GCF of Fractions of 13/80, 155/53, 156/686

1. What is the HCF of 13,155,156?

The HCF of 13,155,156 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 13/80, 155/53, 156/686?

Answer: GCF of Numerators as per given numbers 13/80, 155/53, 156/686 is

GCF of Numerators i.e. for 13,155,156 is 1

LCM of denominators i.e. for 80,53,686 is 1454320.

Thus, GCF of Fractions is 1/1454320.Finally, GCF of Fractions for 13/80, 155/53, 156/686 is 1/1454320.