Book excerpt: The presented book has been prepared keeping the candidates in mind, in which the syllabus useful for the examination has been included. Through this book we will be helped in understanding various aspects related to the subject. EduGorilla Publications, a reputed education technology organization, has created a comprehensive book 'Arithmatic' with the personal guidance of Rohit Manglik, CEO of the organization. It provides a structured and excellent approach to exam preparation, and helps you build a strong foundation in key concepts and topics.