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面积与周长练习
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面积的认识
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年月日
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24时计时法
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时间的计算
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三年级下学期：解决问题
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小数的初步认识
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面积和面积单位
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三年级下学期：数学广角
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统计 平均数
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除数是一位数的除法
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两位数乘两位数
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分数的初步认识
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多位数乘一位数
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有余数的除法
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四边形
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万以内的加法和减法 2
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数学广角
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校本课程：等量代换
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三年级下学期：总复习（五）
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