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2014/09/08データアイテム
Decimal Addition and Subtraction Practice Book 1, Grade 4  Practice adding and subtracting decimal numbers with this first book. Select one of twenty math problems with complete solutions that educate the student in decimal numbers. The book also includes four bonus word problems with complete explanations and answers. Easily navigate the links from the problem list to view the solution with answer, and then return to the practice problems to select another. Problems start with low difficulty and gradually increase to challenging. This book is most appropriate for 4th grade students.  【キャッチコピー抜粋】 2014年09月08日 19時 月曜日feat. D.O R 続き＞＞ PR |
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