Key to Percents: Percent Concepts (Key to Percents, 1)
by Steven Rasmussen, David Rasmussen, Glencoe McGraw-Hill Staff
Category: Juvenile Nonfiction

Key to Percents emphasizes mental computation and estimation skills. Then students are taught to solve percent problems using equal fractions and decimal multiplication. Finally, percents are used to solve word problems in a variety of applications. Key to Percents assumes only knowledge of fraction and decimal computation. Includes: Key to Percents Book 1: Percent Concepts, Key to Percents Book 2: Percents and Fractions and Key to Percents Book 3: Percents and Decimals.