How to Find GCF of 89/890, 91/138, 434/575?

GCF of 89/890, 91/138, 434/575

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 89/890, 91/138, 434/575 i.e 1/307050 easily. The following is the detailed procedure to determine the greatest common factor of fractions 89/890, 91/138, 434/575.

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 89/890,91/138,434/575?

Given fractions are 89/890,91/138,434/575

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 89/890,91/138,434/575, numerators are 89,91,434

Denominators are 890,138,575

The GCF of 89,91,434 is 1 .

LCM of 890,138,575 is 307050.

The greatest common factor of 89/890,91/138,434/575 = [GCF of 89,91,434]/[LCM of 890,138,575]= 1/307050

Therefore, the GCF of 89/890,91/138,434/575 is 1/307050.

Greatest Common Factor of 89,91,434

To find the highest common factor of 89,91,434, we have to find the factors of both numbers and list the highest common factor.

The factors of 89 are 1, 89

The factors of 91 are 1, 7, 13, 91

The factors of 434 are 1, 2, 7, 14, 31, 62, 217, 434

The HCF of 89,91,434 is 1.

Lets's calculate GCF of 89,91,434

Greatest Common Factor (GCF) of 89,91,434 By Common Division

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

Greatest Common Factor of 89,91,434 By Matching Biggest Common Factor Method

Now, list down the factors of 89

1,89

Now, list down the factors of 91

1,7,13,91

Now, list down the factors of 434

1,2,7,14,31,62,217,434

Greatest Common Factor

We found the factors 89,91,434 . The biggest common factor number is the GCF number.
So the greatest common factor 89,91,434 is 1.

Lets's calculate LCM of 890,138,575

Lowest Common Multiple of 890,138,575 using Common Division

2	890, 138, 575
5	445, 69, 575
23	89, 69, 115
	89, 3, 5

∴ So the LCM of the given numbers is 2 x 5 x 23 x 89 x 3 x 5 = 307050

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/307050

Therefore, the GCF of Fractions 89/890,91/138,434/575 is 1/307050

Least Common Multiple of 890,138,575 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 890,138,575 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(890,138,575) = 1

common factors(in case of two or more numbers have common factors) = 230

GCF(890,138,575) x common factors =1 x 230 = 230

LCM(890,138,575) = ( 890 × 138 × 575 ) / 230

LCM(890,138,575) = 70621500 / 230

LCM(890,138,575) = 307050

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 89/890, 91/138, 434/575

1. What is the HCF of 89,91,434?

The HCF of 89,91,434 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 89/890, 91/138, 434/575?

Answer: GCF of Numerators as per given numbers 89/890, 91/138, 434/575 is

GCF of Numerators i.e. for 89,91,434 is 1

LCM of denominators i.e. for 890,138,575 is 307050.

Thus, GCF of Fractions is 1/307050.Finally, GCF of Fractions for 89/890, 91/138, 434/575 is 1/307050.