How to Find GCF of 45/18, 37/25, 280/86?

GCF of 45/18, 37/25, 280/86

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 45/18, 37/25, 280/86 i.e 1/19350 easily. The following is the detailed procedure to determine the greatest common factor of fractions 45/18, 37/25, 280/86.

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 45/18,37/25,280/86?

Given fractions are 45/18,37/25,280/86

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 45/18,37/25,280/86, numerators are 45,37,280

Denominators are 18,25,86

The GCF of 45,37,280 is 1 .

LCM of 18,25,86 is 19350.

The greatest common factor of 45/18,37/25,280/86 = [GCF of 45,37,280]/[LCM of 18,25,86]= 1/19350

Therefore, the GCF of 45/18,37/25,280/86 is 1/19350.

Greatest Common Factor of 45,37,280

To find the highest common factor of 45,37,280, we have to find the factors of both numbers and list the highest common factor.

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

The factors of 37 are 1, 37

The factors of 280 are 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280

The HCF of 45,37,280 is 1.

Lets's calculate GCF of 45,37,280

Greatest Common Factor (GCF) of 45,37,280 By Common Division

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

Greatest Common Factor of 45,37,280 By Matching Biggest Common Factor Method

Now, list down the factors of 45

1,3,5,9,15,45

Now, list down the factors of 37

1,37

Now, list down the factors of 280

1,2,4,5,7,8,10,14,20,28,35,40,56,70,140,280

Greatest Common Factor

We found the factors 45,37,280 . The biggest common factor number is the GCF number.
So the greatest common factor 45,37,280 is 1.

Lets's calculate LCM of 18,25,86

Lowest Common Multiple of 18,25,86 using Common Division

2	18, 25, 86
	9, 25, 43

∴ So the LCM of the given numbers is 2 x 9 x 25 x 43 = 19350

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/19350

Therefore, the GCF of Fractions 45/18,37/25,280/86 is 1/19350

Least Common Multiple of 18,25,86 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 18,25,86 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(18,25,86) = 1

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

GCF(18,25,86) x common factors =1 x 2 = 2

LCM(18,25,86) = ( 18 × 25 × 86 ) / 2

LCM(18,25,86) = 38700 / 2

LCM(18,25,86) = 19350

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FAQs on GCF of Fractions of 45/18, 37/25, 280/86

1. What is the HCF of 45,37,280?

The HCF of 45,37,280 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 45/18, 37/25, 280/86?

Answer: GCF of Numerators as per given numbers 45/18, 37/25, 280/86 is

GCF of Numerators i.e. for 45,37,280 is 1

LCM of denominators i.e. for 18,25,86 is 19350.

Thus, GCF of Fractions is 1/19350.Finally, GCF of Fractions for 45/18, 37/25, 280/86 is 1/19350.