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《冀教版四年级数学下册教案{完整版}-(7084).docx》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
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7、-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------课时计划第9题,照下面的样子,把一张正方形纸对折一次可以得到两个三
8、角形⋯⋯根据自己对折的结果完成下表对折次数(次)1234⋯⋯n三角形个数(个)2⋯⋯每个三角形面积占正⋯⋯课方形面积的几分之几堂练(1)这些分数有什么特点?习小(2)这组分数中第6个分数是几分
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