How to Find GCF of 42/288, 34/680, 426/802?

GCF of 42/288, 34/680, 426/802

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 42/288, 34/680, 426/802 i.e 2/9816480 easily. The following is the detailed procedure to determine the greatest common factor of fractions 42/288, 34/680, 426/802.

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 42/288,34/680,426/802?

Given fractions are 42/288,34/680,426/802

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 42/288,34/680,426/802, numerators are 42,34,426

Denominators are 288,680,802

The GCF of 42,34,426 is 2 .

LCM of 288,680,802 is 9816480.

The greatest common factor of 42/288,34/680,426/802 = [GCF of 42,34,426]/[LCM of 288,680,802]= 2/9816480

Therefore, the GCF of 42/288,34/680,426/802 is 2/9816480.

Greatest Common Factor of 42,34,426

To find the highest common factor of 42,34,426, we have to find the factors of both numbers and list the highest common factor.

The factors of 42 are 1, 2, 3, 6, 7, 14, 21, 42

The factors of 34 are 1, 2, 17, 34

The factors of 426 are 1, 2, 3, 6, 71, 142, 213, 426

The HCF of 42,34,426 is 2.

Lets's calculate GCF of 42,34,426

Greatest Common Factor (GCF) of 42,34,426 By Common Division

2	42, 34, 426
	21, 17, 213

∴ So the GCF of the given numbers is 2 = 2

Greatest Common Factor of 42,34,426 By Matching Biggest Common Factor Method

Now, list down the factors of 42

1,2,3,6,7,14,21,42

Now, list down the factors of 34

1,2,17,34

Now, list down the factors of 426

1,2,3,6,71,142,213,426

Greatest Common Factor

We found the factors 42,34,426 . The biggest common factor number is the GCF number.
So the greatest common factor 42,34,426 is 2.

Lets's calculate LCM of 288,680,802

Lowest Common Multiple of 288,680,802 using Common Division

2	288, 680, 802
2	144, 340, 401
2	72, 170, 401
	36, 85, 401

∴ So the LCM of the given numbers is 2 x 2 x 2 x 36 x 85 x 401 = 9816480

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/9816480

Therefore, the GCF of Fractions 42/288,34/680,426/802 is 2/9816480

Least Common Multiple of 288,680,802 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 288,680,802 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(288,680,802) = 2

common factors(in case of two or more numbers have common factors) = 8

GCF(288,680,802) x common factors =2 x 8 = 16

LCM(288,680,802) = ( 288 × 680 × 802 ) / 16

LCM(288,680,802) = 157063680 / 16

LCM(288,680,802) = 9816480

GCF of Fractions Calculation Examples

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FAQs on GCF of Fractions of 42/288, 34/680, 426/802

1. What is the HCF of 42,34,426?

The HCF of 42,34,426 is 2

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 42/288, 34/680, 426/802?

Answer: GCF of Numerators as per given numbers 42/288, 34/680, 426/802 is

GCF of Numerators i.e. for 42,34,426 is 2

LCM of denominators i.e. for 288,680,802 is 9816480.

Thus, GCF of Fractions is 2/9816480.Finally, GCF of Fractions for 42/288, 34/680, 426/802 is 2/9816480.