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可视化视角下小学数学第一学段估算的实践研究 被引量:2

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摘要 估算是发展学生数感的重要途径,也是解决问题的一种重要策略。当前,学生估算意识薄弱,估算方法欠缺,估算能力不足。通过“可视化估算”,完善第一学段估算的教学目标,创新指导路径,构建立体评价,让结构可见,让思维可见,让兴趣可见,以期提高学生的估算能力,发展学生的核心素养。
作者 周虹
出处 《小学教学参考》 2019年第17期21-23,共3页 Reference for Primary Sshool Teaching
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