How to Find GCF of 77/50, 807/72, 438/853?

GCF of 77/50, 807/72, 438/853

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 77/50, 807/72, 438/853 i.e 1/1535400 easily. The following is the detailed procedure to determine the greatest common factor of fractions 77/50, 807/72, 438/853.

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 77/50,807/72,438/853?

Given fractions are 77/50,807/72,438/853

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 77/50,807/72,438/853, numerators are 77,807,438

Denominators are 50,72,853

The GCF of 77,807,438 is 1 .

LCM of 50,72,853 is 1535400.

The greatest common factor of 77/50,807/72,438/853 = [GCF of 77,807,438]/[LCM of 50,72,853]= 1/1535400

Therefore, the GCF of 77/50,807/72,438/853 is 1/1535400.

Greatest Common Factor of 77,807,438

To find the highest common factor of 77,807,438, we have to find the factors of both numbers and list the highest common factor.

The factors of 77 are 1, 7, 11, 77

The factors of 807 are 1, 3, 269, 807

The factors of 438 are 1, 2, 3, 6, 73, 146, 219, 438

The HCF of 77,807,438 is 1.

Lets's calculate GCF of 77,807,438

Greatest Common Factor (GCF) of 77,807,438 By Common Division

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

Greatest Common Factor of 77,807,438 By Matching Biggest Common Factor Method

Now, list down the factors of 77

1,7,11,77

Now, list down the factors of 807

1,3,269,807

Now, list down the factors of 438

1,2,3,6,73,146,219,438

Greatest Common Factor

We found the factors 77,807,438 . The biggest common factor number is the GCF number.
So the greatest common factor 77,807,438 is 1.

Lets's calculate LCM of 50,72,853

Lowest Common Multiple of 50,72,853 using Common Division

2	50, 72, 853
	25, 36, 853

∴ So the LCM of the given numbers is 2 x 25 x 36 x 853 = 1535400

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1535400

Therefore, the GCF of Fractions 77/50,807/72,438/853 is 1/1535400

Least Common Multiple of 50,72,853 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 50,72,853 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(50,72,853) = 1

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

GCF(50,72,853) x common factors =1 x 2 = 2

LCM(50,72,853) = ( 50 × 72 × 853 ) / 2

LCM(50,72,853) = 3070800 / 2

LCM(50,72,853) = 1535400

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FAQs on GCF of Fractions of 77/50, 807/72, 438/853

1. What is the HCF of 77,807,438?

The HCF of 77,807,438 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 77/50, 807/72, 438/853?

Answer: GCF of Numerators as per given numbers 77/50, 807/72, 438/853 is

GCF of Numerators i.e. for 77,807,438 is 1

LCM of denominators i.e. for 50,72,853 is 1535400.

Thus, GCF of Fractions is 1/1535400.Finally, GCF of Fractions for 77/50, 807/72, 438/853 is 1/1535400.