如何借助数轴理解近似数末尾的0的含义

如何借助数轴理解近似数末尾的0的含义

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Veröffentlicht in:教学月刊（小学版）数学 2022 (12), p.32-33
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title 如何借助数轴理解近似数末尾的0的含义
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