Question
Find Greatest Common Divisor of 8, 18 and 32, by listing out the factors.
Answer
The GCD of given numbers is 2.
Explanation
| factors of 8 are : | 1 , 2 , 4 , 8 |
| factors of 18 are : | 1 , 2 , 3 , 6 , 9 , 18 |
| factors of 32 are : | 1 , 2 , 4 , 8 , 16 , 32 |
We see that the Greatest Common Factor = 2.
This solution can be visualized using a Venn diagram.
The GCD equals the product of the numbers at the intersection.
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