Find Least Common Multiple of 26 and 82 using ladder method..

LCM( 26, 82 ) = 1066

Step 1 : Place the numbers inside division bar:

Step 2 : Find a prime number which divides both numbers.

In this example we can divide by 2. If any number is not divisible by 2 write it down unchanged.

Step 4 : LCM is a product of numbers into L shape.

LCM = 2 · 13 · 41 = 1066

This solution can be visualized using a Venn diagram.

The LCM is equal to the product of all the numbers on the diagram.