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六年级数学(人教版)-比的应用

视频地址：https://video.cache.bdschool.cn/vd/53338d00cc629ac9c3df4ba09116e30f.mp4
附件： 1030六年级【数学(人教版)】比的应用-1教学设计.docx
附件： 1030六年级【数学(人教版)】比的应用-2课件.pptx
附件： 1030六年级【数学(人教版)】比的应用-3学习任务单.docx
附件： 1030六年级【数学(人教版)】比的应用-4课后练习.docx

17 views Jul 15, 2021

六年级数学(北京版)-工程问题六年级数学(人教版)-比的基本性质

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