How to Find GCF of 21/988, 39/973, 157/200?

GCF of 21/988, 39/973, 157/200

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 21/988, 39/973, 157/200 i.e 1/48066200 easily. The following is the detailed procedure to determine the greatest common factor of fractions 21/988, 39/973, 157/200.

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 21/988,39/973,157/200?

Given fractions are 21/988,39/973,157/200

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 21/988,39/973,157/200, numerators are 21,39,157

Denominators are 988,973,200

The GCF of 21,39,157 is 1 .

LCM of 988,973,200 is 48066200.

The greatest common factor of 21/988,39/973,157/200 = [GCF of 21,39,157]/[LCM of 988,973,200]= 1/48066200

Therefore, the GCF of 21/988,39/973,157/200 is 1/48066200.

Greatest Common Factor of 21,39,157

To find the highest common factor of 21,39,157, we have to find the factors of both numbers and list the highest common factor.

The factors of 21 are 1, 3, 7, 21

The factors of 39 are 1, 3, 13, 39

The factors of 157 are 1, 157

The HCF of 21,39,157 is 1.

Lets's calculate GCF of 21,39,157

Greatest Common Factor (GCF) of 21,39,157 By Common Division

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

Greatest Common Factor of 21,39,157 By Matching Biggest Common Factor Method

Now, list down the factors of 21

1,3,7,21

Now, list down the factors of 39

1,3,13,39

Now, list down the factors of 157

1,157

Greatest Common Factor

We found the factors 21,39,157 . The biggest common factor number is the GCF number.
So the greatest common factor 21,39,157 is 1.

Lets's calculate LCM of 988,973,200

Lowest Common Multiple of 988,973,200 using Common Division

2	988, 973, 200
2	494, 973, 100
	247, 973, 50

∴ So the LCM of the given numbers is 2 x 2 x 247 x 973 x 50 = 48066200

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/48066200

Therefore, the GCF of Fractions 21/988,39/973,157/200 is 1/48066200

Least Common Multiple of 988,973,200 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 988,973,200 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(988,973,200) = 1

common factors(in case of two or more numbers have common factors) = 4

GCF(988,973,200) x common factors =1 x 4 = 4

LCM(988,973,200) = ( 988 × 973 × 200 ) / 4

LCM(988,973,200) = 192264800 / 4

LCM(988,973,200) = 48066200

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 21/988, 39/973, 157/200

1. What is the HCF of 21,39,157?

The HCF of 21,39,157 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 21/988, 39/973, 157/200?

Answer: GCF of Numerators as per given numbers 21/988, 39/973, 157/200 is

GCF of Numerators i.e. for 21,39,157 is 1

LCM of denominators i.e. for 988,973,200 is 48066200.

Thus, GCF of Fractions is 1/48066200.Finally, GCF of Fractions for 21/988, 39/973, 157/200 is 1/48066200.