How to Find GCF of 31/831, 78/108, 275/166?

GCF of 31/831, 78/108, 275/166

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 31/831, 78/108, 275/166 i.e 1/2483028 easily. The following is the detailed procedure to determine the greatest common factor of fractions 31/831, 78/108, 275/166.

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 31/831,78/108,275/166?

Given fractions are 31/831,78/108,275/166

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 31/831,78/108,275/166, numerators are 31,78,275

Denominators are 831,108,166

The GCF of 31,78,275 is 1 .

LCM of 831,108,166 is 2483028.

The greatest common factor of 31/831,78/108,275/166 = [GCF of 31,78,275]/[LCM of 831,108,166]= 1/2483028

Therefore, the GCF of 31/831,78/108,275/166 is 1/2483028.

Greatest Common Factor of 31,78,275

To find the highest common factor of 31,78,275, we have to find the factors of both numbers and list the highest common factor.

The factors of 31 are 1, 31

The factors of 78 are 1, 2, 3, 6, 13, 26, 39, 78

The factors of 275 are 1, 5, 11, 25, 55, 275

The HCF of 31,78,275 is 1.

Lets's calculate GCF of 31,78,275

Greatest Common Factor (GCF) of 31,78,275 By Common Division

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

Greatest Common Factor of 31,78,275 By Matching Biggest Common Factor Method

Now, list down the factors of 31

1,31

Now, list down the factors of 78

1,2,3,6,13,26,39,78

Now, list down the factors of 275

1,5,11,25,55,275

Greatest Common Factor

We found the factors 31,78,275 . The biggest common factor number is the GCF number.
So the greatest common factor 31,78,275 is 1.

Lets's calculate LCM of 831,108,166

Lowest Common Multiple of 831,108,166 using Common Division

2	831, 108, 166
3	831, 54, 83
	277, 18, 83

∴ So the LCM of the given numbers is 2 x 3 x 277 x 18 x 83 = 2483028

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/2483028

Therefore, the GCF of Fractions 31/831,78/108,275/166 is 1/2483028

Least Common Multiple of 831,108,166 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 831,108,166 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(831,108,166) = 1

common factors(in case of two or more numbers have common factors) = 6

GCF(831,108,166) x common factors =1 x 6 = 6

LCM(831,108,166) = ( 831 × 108 × 166 ) / 6

LCM(831,108,166) = 14898168 / 6

LCM(831,108,166) = 2483028

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 31/831, 78/108, 275/166

1. What is the HCF of 31,78,275?

The HCF of 31,78,275 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 31/831, 78/108, 275/166?

Answer: GCF of Numerators as per given numbers 31/831, 78/108, 275/166 is

GCF of Numerators i.e. for 31,78,275 is 1

LCM of denominators i.e. for 831,108,166 is 2483028.

Thus, GCF of Fractions is 1/2483028.Finally, GCF of Fractions for 31/831, 78/108, 275/166 is 1/2483028.