Friday 18 September 2015

Solve Square numbers that ends in 5

Dear Readers,
                   We all know that 5²= 25 and 15² = 225. Everyone know that 25² = 625. Now I'll tell you how to easily solve for 35², 45², 55² and so on.

 Let's take for 35²:
   
         









  The diagrammatic representation shows how to solve 35² in a simple way. Like this we can solve for 45², 55² and so on. Hope every one has understand this concept.