Find Least Common Multiple of 35, 75 and 95 using ladder method..

LCM( 35, 75, 95 ) = 9975

Step 1 : Place the numbers inside division bar:

Step 2 : Find a prime number which can divide at least two of your numbers.

In this example we can divide by 5. If any number is not divisible by 5 write it down unchanged.

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

LCM = 5 · 7 · 15 · 19 = 9975

This solution can be visualized using a Venn diagram.

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