Bija Ganitham is recognized as the seed or Bija of Arithmetic. Calculations with assigned symbols for the unknown quantities is called Bija Ganitha. The subject matter of this book Bija Ganitham consists of two parts; Basic operations and Analysis. The basic mathematical operations of addition, subtraction, multiplication and division using positive and negative unknown quantities operations with zero and surds are explained in this part. It also includes the solution of indeterminate algebraic equations of the first degree. The second part is devoted to the solution of algebraic equations of the second degree involving one or more variables.This book also includes the Sanskrit text with translation of the stanzas and detailed explanation. All the problems are fully solved to make the contents understandable. We are sure that this book would be very much helpful to the students and also would be well received by authorities for assimilation in school curricula of this country.