The book has been designed for Science, Engineering, Mathematics and Statistics undergraduate students.A look at the contents of the book will give the reader a clear idea of thevariety of numerical methods discussed and analysed.The book has been written in a concise and lucid style with properexplanation of Mathematics involved in each method.Each method is explained with solved examples, computer programs andtheir results as a screenshot of the graphic window and console window.The careful organisation of figures, solved examples, codes, graphic windowand console window helps the students grasp quickly