GCF of 432/402, 864/663
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 432/402, 864/663 i.e 432/88842 easily. The following is the detailed procedure to determine the greatest common factor of fractions 432/402, 864/663.
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 432/402,864/663?
Given fractions are 432/402,864/663
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 432/402,864/663, numerators are 432,864
Denominators are 402,663
The GCF of 432,864 is 432 .
LCM of 402,663 is 88842.
The greatest common factor of 432/402,864/663 = [GCF of 432,864]/[LCM of 402,663]= 432/88842
Therefore, the GCF of 432/402,864/663 is 432/88842.
To find the highest common factor of 432,864, we have to find the factors of both numbers and list the highest common factor.
The factors of 432 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432
The factors of 864 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864
The HCF of 432,864 is 432.
Lets's calculate GCF of 432,864
| 2 | 432, 864 |
| 2 | 216, 432 |
| 2 | 108, 216 |
| 2 | 54, 108 |
| 3 | 27, 54 |
| 3 | 9, 18 |
| 3 | 3, 6 |
| 1, 2 |
∴ So the GCF of the given numbers is 2 x 2 x 2 x 2 x 3 x 3 x 3 = 432
Greatest Common Factor of 432,864 By Matching Biggest Common Factor Method
Now, list down the factors of 432
:1,2,3,4,6,8,9,12,16,18,24,27,36,48,54,72,108,144,216,432
Now, list down the factors of 864
:1,2,3,4,6,8,9,12,16,18,24,27,32,36,48,54,72,96,108,144,216,288,432,864
Greatest Common Factor
We found the factors 432,864 . The biggest common factor number is the GCF number.
So the greatest common factor 432,864 is 432.
Lets's calculate LCM of 402,663
| 3 | 402, 663 |
| 134, 221 |
∴ So the LCM of the given numbers is 3 x 134 x 221 = 88842
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 432/88842
Therefore, the GCF of Fractions 432/402,864/663 is 432/88842
Least Common Multiple of 402,663 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 402,663 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(402,663) = 3
common factors(in case of two or more numbers have common factors) = 1
GCF(402,663) x common factors =3 x 1 = 3
LCM(402,663) = ( 402 × 663 ) / 3
LCM(402,663) = 266526 / 3
LCM(402,663) = 88842
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FAQs on GCF of Fractions of 432/402, 864/663
1. What is the HCF of 432,864?
The HCF of 432,864 is 432
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 432/402, 864/663?
Answer: GCF of Numerators as per given numbers 432/402, 864/663 is
GCF of Numerators i.e. for 432,864 is 432
LCM of denominators i.e. for 402,663 is 88842.
Thus, GCF of Fractions is 432/88842.Finally, GCF of Fractions for 432/402, 864/663 is 432/88842.