The purpose of the Mathematics-Simplified & Self-Taught Series is to provide the reader with a total review of all the math skills they learned in school. It also serves as a perfect preparation for students and adults who are getting ready to take exams, such as job application exams, Civil Service exams, the High School Equivalency Test (GED), the Scholastic Aptitude Test (SAT), the ACT, the Graduate Management Admission Test (GMAT), and the Graduate...