Question
Find Least Common Multiple of 279 and 250 using ladder method..
Answer
LCM( 279, 250 ) = 69750
Explanation
Step 1 : Place the numbers inside division bar:
| 279 | 250 |
Step 2 : Find a prime number which divides both numbers.
Since there are no primes that divides at least two of given numbers, we conclude that the LCM is a product of starting numbers.
LCM = 279 · 250 = 69750
This solution can be visualized using a Venn diagram.
The LCM is equal to the product of all the numbers on the diagram.
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