小学校5年「小数のかけ算」のための素地的活動についての研究 : 比例的推論と数直線を利用して
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- Material Type
- 記事
- Author/Editor
- 加藤正典
- Publication, Distribution, etc.
- Publication Date
- 2015
- Publication Date (W3CDTF)
- 2015
- Periodical title
- 上越数学教育研究
- No. or year of volume/issue
- (30)
- Volume
- (30)
- Text Language Code
- jpn