1985 - Decimal Concepts Book 1 [Key to Decimals] (Paperback) ISBN-13: 9780913684214 ISBN-10: 091368421X Genres: Children's Books, Teen & Young Adult, Science & Math 3 1985 - Adding Subtracting Multiplying Book 2 [Key to Decimals] (Paperback) ISBN-13: 9780913684221 ISBN-10: 0913684228 Genres: Children's Books, Teen & Young Adult 2 1985 - Dividing Book 3 [Key to Decimals] (Paperback) ISBN-13: 9780913684238 ISBN-10: 0913684236 Genres: Children's Books, Teen & Young Adult 2 1985 - Using Decimals Book 4 [Key to Decimals] (Paperback) ISBN-13: 9780913684245 ISBN-10: 0913684244 Genres: Children's Books, Teen & Young Adult ? |