Key to Decimals begins with basic concepts and operations on decimals, allowing it be used for simple review, a non-threatening introduction, or as a supplement for struggling students. It covers real-world uses of decimals in pricing, sports, metrics, calculators and science. Written with secondary students in mind, their success-oriented, self-paced, self-guided approach builds confidence and independence. Book Three covers multiplication and division, remainders, place value, word problems and more. 45 pages, paperback. Notes and answer key sold separately (stock # 33087).