Find Least Common Multiple of 272 and 425 using ladder method..

LCM( 272, 425 ) = 6800

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 17. If any number is not divisible by 17 write it down unchanged.

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

LCM = 17 · 16 · 25 = 6800

This solution can be visualized using a Venn diagram.

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