How to Find GCF of 91/90, 90/84, 577/416?

GCF of 91/90, 90/84, 577/416

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 91/90, 90/84, 577/416 i.e 1/131040 easily. The following is the detailed procedure to determine the greatest common factor of fractions 91/90, 90/84, 577/416.

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 91/90,90/84,577/416?

Given fractions are 91/90,90/84,577/416

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 91/90,90/84,577/416, numerators are 91,90,577

Denominators are 90,84,416

The GCF of 91,90,577 is 1 .

LCM of 90,84,416 is 131040.

The greatest common factor of 91/90,90/84,577/416 = [GCF of 91,90,577]/[LCM of 90,84,416]= 1/131040

Therefore, the GCF of 91/90,90/84,577/416 is 1/131040.

Greatest Common Factor of 91,90,577

To find the highest common factor of 91,90,577, we have to find the factors of both numbers and list the highest common factor.

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

The factors of 90 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90

The factors of 577 are 1, 577

The HCF of 91,90,577 is 1.

Lets's calculate GCF of 91,90,577

Greatest Common Factor (GCF) of 91,90,577 By Common Division

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

Greatest Common Factor of 91,90,577 By Matching Biggest Common Factor Method

Now, list down the factors of 91

1,7,13,91

Now, list down the factors of 90

1,2,3,5,6,9,10,15,18,30,45,90

Now, list down the factors of 577

1,577

Greatest Common Factor

We found the factors 91,90,577 . The biggest common factor number is the GCF number.
So the greatest common factor 91,90,577 is 1.

Lets's calculate LCM of 90,84,416

Lowest Common Multiple of 90,84,416 using Common Division

2	90, 84, 416
2	45, 42, 208
3	45, 21, 104
	15, 7, 104

∴ So the LCM of the given numbers is 2 x 2 x 3 x 15 x 7 x 104 = 131040

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/131040

Therefore, the GCF of Fractions 91/90,90/84,577/416 is 1/131040

Least Common Multiple of 90,84,416 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 90,84,416 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(90,84,416) = 2

common factors(in case of two or more numbers have common factors) = 12

GCF(90,84,416) x common factors =2 x 12 = 24

LCM(90,84,416) = ( 90 × 84 × 416 ) / 24

LCM(90,84,416) = 3144960 / 24

LCM(90,84,416) = 131040

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FAQs on GCF of Fractions of 91/90, 90/84, 577/416

1. What is the HCF of 91,90,577?

The HCF of 91,90,577 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 91/90, 90/84, 577/416?

Answer: GCF of Numerators as per given numbers 91/90, 90/84, 577/416 is

GCF of Numerators i.e. for 91,90,577 is 1

LCM of denominators i.e. for 90,84,416 is 131040.

Thus, GCF of Fractions is 1/131040.Finally, GCF of Fractions for 91/90, 90/84, 577/416 is 1/131040.