Facilitate a smooth transition from arithmetic to algebra for students in grades 7 and up using Helping Students Understand Algebra. Each 128-page math book includes step-by-step instructions with these resources: examples, practice problems using the concepts, real-life applications, a list of symbols and terms, tips, and answer keys. The book supports NCTM standards and includes chapters on these topics: number systems, properties of numbers, exponents and expressions, roots and radicals, algebraic, expressions, graphing, and functions. Pack of 2 identical books.