How to Find GCF of 78/372, 70/254, 439/513?

GCF of 78/372, 70/254, 439/513

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 78/372, 70/254, 439/513 i.e 1/8078724 easily. The following is the detailed procedure to determine the greatest common factor of fractions 78/372, 70/254, 439/513.

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 78/372,70/254,439/513?

Given fractions are 78/372,70/254,439/513

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 78/372,70/254,439/513, numerators are 78,70,439

Denominators are 372,254,513

The GCF of 78,70,439 is 1 .

LCM of 372,254,513 is 8078724.

The greatest common factor of 78/372,70/254,439/513 = [GCF of 78,70,439]/[LCM of 372,254,513]= 1/8078724

Therefore, the GCF of 78/372,70/254,439/513 is 1/8078724.

Greatest Common Factor of 78,70,439

To find the highest common factor of 78,70,439, we have to find the factors of both numbers and list the highest common factor.

The factors of 78 are 1, 2, 3, 6, 13, 26, 39, 78

The factors of 70 are 1, 2, 5, 7, 10, 14, 35, 70

The factors of 439 are 1, 439

The HCF of 78,70,439 is 1.

Lets's calculate GCF of 78,70,439

Greatest Common Factor (GCF) of 78,70,439 By Common Division

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

Greatest Common Factor of 78,70,439 By Matching Biggest Common Factor Method

Now, list down the factors of 78

1,2,3,6,13,26,39,78

Now, list down the factors of 70

1,2,5,7,10,14,35,70

Now, list down the factors of 439

1,439

Greatest Common Factor

We found the factors 78,70,439 . The biggest common factor number is the GCF number.
So the greatest common factor 78,70,439 is 1.

Lets's calculate LCM of 372,254,513

Lowest Common Multiple of 372,254,513 using Common Division

2	372, 254, 513
3	186, 127, 513
	62, 127, 171

∴ So the LCM of the given numbers is 2 x 3 x 62 x 127 x 171 = 8078724

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/8078724

Therefore, the GCF of Fractions 78/372,70/254,439/513 is 1/8078724

Least Common Multiple of 372,254,513 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 372,254,513 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(372,254,513) = 1

common factors(in case of two or more numbers have common factors) = 6

GCF(372,254,513) x common factors =1 x 6 = 6

LCM(372,254,513) = ( 372 × 254 × 513 ) / 6

LCM(372,254,513) = 48472344 / 6

LCM(372,254,513) = 8078724

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FAQs on GCF of Fractions of 78/372, 70/254, 439/513

1. What is the HCF of 78,70,439?

The HCF of 78,70,439 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 78/372, 70/254, 439/513?

Answer: GCF of Numerators as per given numbers 78/372, 70/254, 439/513 is

GCF of Numerators i.e. for 78,70,439 is 1

LCM of denominators i.e. for 372,254,513 is 8078724.

Thus, GCF of Fractions is 1/8078724.Finally, GCF of Fractions for 78/372, 70/254, 439/513 is 1/8078724.