The book delves into three major content areas of the NCTM standardsÑNumber Systems, Operations, and Computation. Students explore the relationships between numbers, the meaning of operations, and computation techniques. The skill areas related to numbers and operations, fractions, decimals, percents, computation, estimation, and more are utilized throughout for greater concept understanding. An NCTM correlation chart is included along with a pretest, skill checks, cumulative assessments, vocabulary cards, and an answer key