义务教育小学数学教材中,应用题的编写特点是把数量关系相近、解题思路相同的应用题放在一起编为一组。而且对新授课安排了合理的课堂教学基本结构:“复习——例题——反馈练习(做一做)——巩固练习(课内外使用)。”即“旧知迁移——新知内化——巩固运用”三个层次。新教材例题下面配有相应的变式扩散题,训练学生举一反三能力。 Compulsory education primary school mathematics textbooks, the preparation of the characteristics of the application of questions is the number of similar relationship problem-solving ideas put together the same application as a group. And the new lectures arranged a reasonable basic structure of classroom teaching: “Review - Example - Feedback Exercise (do one) - Consolidation exercises (use inside and outside the class).” Use "three levels. The new textbook example below with the corresponding variant diffuse questions, training students give the best of the best.