How to Find GCF of 15/67, 25/38, 221/25?

GCF of 15/67, 25/38, 221/25

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 15/67, 25/38, 221/25 i.e 1/63650 easily. The following is the detailed procedure to determine the greatest common factor of fractions 15/67, 25/38, 221/25.

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 15/67,25/38,221/25?

Given fractions are 15/67,25/38,221/25

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 15/67,25/38,221/25, numerators are 15,25,221

Denominators are 67,38,25

The GCF of 15,25,221 is 1 .

LCM of 67,38,25 is 63650.

The greatest common factor of 15/67,25/38,221/25 = [GCF of 15,25,221]/[LCM of 67,38,25]= 1/63650

Therefore, the GCF of 15/67,25/38,221/25 is 1/63650.

Greatest Common Factor of 15,25,221

To find the highest common factor of 15,25,221, we have to find the factors of both numbers and list the highest common factor.

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

The factors of 25 are 1, 5, 25

The factors of 221 are 1, 13, 17, 221

The HCF of 15,25,221 is 1.

Lets's calculate GCF of 15,25,221

Greatest Common Factor (GCF) of 15,25,221 By Common Division

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

Greatest Common Factor of 15,25,221 By Matching Biggest Common Factor Method

Now, list down the factors of 15

1,3,5,15

Now, list down the factors of 25

1,5,25

Now, list down the factors of 221

1,13,17,221

Greatest Common Factor

We found the factors 15,25,221 . The biggest common factor number is the GCF number.
So the greatest common factor 15,25,221 is 1.

Lets's calculate LCM of 67,38,25

Lowest Common Multiple of 67,38,25 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 63650

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/63650

Therefore, the GCF of Fractions 15/67,25/38,221/25 is 1/63650

Least Common Multiple of 67,38,25 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 67,38,25 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(67,38,25) = 1

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

GCF(67,38,25) x common factors =1 x 1 = 1

LCM(67,38,25) = ( 67 × 38 × 25 ) / 1

LCM(67,38,25) = 63650 / 1

LCM(67,38,25) = 63650

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 15/67, 25/38, 221/25

1. What is the HCF of 15,25,221?

The HCF of 15,25,221 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 15/67, 25/38, 221/25?

Answer: GCF of Numerators as per given numbers 15/67, 25/38, 221/25 is

GCF of Numerators i.e. for 15,25,221 is 1

LCM of denominators i.e. for 67,38,25 is 63650.

Thus, GCF of Fractions is 1/63650.Finally, GCF of Fractions for 15/67, 25/38, 221/25 is 1/63650.