《数学课程标准》中指出:“有效的数学学习活动不能单纯地依赖记忆与模仿,动手实践、自主探索与合作交流是学生学习数学的主要方式。”低年级小学生的思维正处于直观形象思维逐步向抽象逻辑思维过度的阶段,如果直接告诉结果而忽略过程,孩子们会很容易忘记。因此,教学中教师应让学生以参 “Mathematics Curriculum Standard” states: “Effective mathematics learning activities can not rely solely on memory and imitation. Hands-on practice, independent exploration and cooperation and exchange are the main ways for students to learn mathematics.” "The thinking of the pupils in the lower grades is in an intuitive image Thinking gradually goes beyond the stage of abstract logical thinking, and children easily forget it if they simply tell the result and ignore the process. Therefore, teaching teachers should allow students to participate