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GCF of 40/838, 80/783

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 40/838, 80/783 i.e 40/656154 easily. The following is the detailed procedure to determine the greatest common factor of fractions 40/838, 80/783.

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

GCF of:

What is the GCF of 40/838,80/783?

Given fractions are 40/838,80/783

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 40/838,80/783, numerators are 40,80

Denominators are 838,783

The GCF of 40,80 is 40 .

LCM of 838,783 is 656154.

The greatest common factor of 40/838,80/783 = [GCF of 40,80]/[LCM of 838,783]= 40/656154

Therefore, the GCF of 40/838,80/783 is 40/656154.

Greatest Common Factor of 40,80

To find the highest common factor of 40,80, we have to find the factors of both numbers and list the highest common factor.

The factors of 40 are 1, 2, 4, 5, 8, 10, 20, 40

The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

The HCF of 40,80 is 40.

Lets's calculate GCF of 40,80

Greatest Common Factor (GCF) of 40,80 By Common Division

2 40, 80
2 20, 40
2 10, 20
5 5, 10
1, 2

∴ So the GCF of the given numbers is 2 x 2 x 2 x 5 = 40

Greatest Common Factor of 40,80 By Matching Biggest Common Factor Method

Greatest Common Factor of 40,80 By Matching Biggest Common Factor Method

Now, list down the factors of 40

:

1,2,4,5,8,10,20,40

Now, list down the factors of 80

:

1,2,4,5,8,10,16,20,40,80

Greatest Common Factor

We found the factors 40,80 . The biggest common factor number is the GCF number.
So the greatest common factor 40,80 is 40.

Lets's calculate LCM of 838,783

Lowest Common Multiple of 838,783 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 656154

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 40/656154

Therefore, the GCF of Fractions 40/838,80/783 is 40/656154

Least Common Multiple of 838,783 with GCF Formula

Least Common Multiple of 838,783 with GCF Formula

The formula of LCM is LCM(a1,a2,a3....,an) = ( a1 × a2 × a3 × .... × an) / GCF(a1,a2,a3....,an) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 838,783 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(838,783) = 1

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

GCF(838,783) x common factors =1 x 1 = 1

LCM(838,783) = ( 838 × 783 ) / 1

LCM(838,783) = 656154 / 1

LCM(838,783) = 656154


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FAQs on GCF of Fractions of 40/838, 80/783

1. What is the HCF of 40,80?

The HCF of 40,80 is 40

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 40/838, 80/783?

Answer: GCF of Numerators as per given numbers 40/838, 80/783 is

GCF of Numerators i.e. for 40,80 is 40

LCM of denominators i.e. for 838,783 is 656154.

Thus, GCF of Fractions is 40/656154.Finally, GCF of Fractions for 40/838, 80/783 is 40/656154.