How to Find GCF of 19/79, 45/515, 991/702?

GCF of 19/79, 45/515, 991/702

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 19/79, 45/515, 991/702 i.e 1/28560870 easily. The following is the detailed procedure to determine the greatest common factor of fractions 19/79, 45/515, 991/702.

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 19/79,45/515,991/702?

Given fractions are 19/79,45/515,991/702

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 19/79,45/515,991/702, numerators are 19,45,991

Denominators are 79,515,702

The GCF of 19,45,991 is 1 .

LCM of 79,515,702 is 28560870.

The greatest common factor of 19/79,45/515,991/702 = [GCF of 19,45,991]/[LCM of 79,515,702]= 1/28560870

Therefore, the GCF of 19/79,45/515,991/702 is 1/28560870.

Greatest Common Factor of 19,45,991

To find the highest common factor of 19,45,991, we have to find the factors of both numbers and list the highest common factor.

The factors of 19 are 1, 19

The factors of 45 are 1, 3, 5, 9, 15, 45

The factors of 991 are 1, 991

The HCF of 19,45,991 is 1.

Lets's calculate GCF of 19,45,991

Greatest Common Factor (GCF) of 19,45,991 By Common Division

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

Greatest Common Factor of 19,45,991 By Matching Biggest Common Factor Method

Now, list down the factors of 19

1,19

Now, list down the factors of 45

1,3,5,9,15,45

Now, list down the factors of 991

1,991

Greatest Common Factor

We found the factors 19,45,991 . The biggest common factor number is the GCF number.
So the greatest common factor 19,45,991 is 1.

Lets's calculate LCM of 79,515,702

Lowest Common Multiple of 79,515,702 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 28560870

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/28560870

Therefore, the GCF of Fractions 19/79,45/515,991/702 is 1/28560870

Least Common Multiple of 79,515,702 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 79,515,702 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(79,515,702) = 1

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

GCF(79,515,702) x common factors =1 x 1 = 1

LCM(79,515,702) = ( 79 × 515 × 702 ) / 1

LCM(79,515,702) = 28560870 / 1

LCM(79,515,702) = 28560870

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 19/79, 45/515, 991/702

1. What is the HCF of 19,45,991?

The HCF of 19,45,991 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 19/79, 45/515, 991/702?

Answer: GCF of Numerators as per given numbers 19/79, 45/515, 991/702 is

GCF of Numerators i.e. for 19,45,991 is 1

LCM of denominators i.e. for 79,515,702 is 28560870.

Thus, GCF of Fractions is 1/28560870.Finally, GCF of Fractions for 19/79, 45/515, 991/702 is 1/28560870.