割合の対比的な数量関係の提示が児童の文章題解決に及ぼす影響
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- Material Type
- 記事
- Author/Editor
- 蛯名 正司
- Author Heading
- Alternative Title
- Influence of presenting the contrast relation of ratio on solving word problems
- Periodical title
- 東北大学大学院教育学研究科研究年報 / 東北大学大学院教育学研究科研究年報編集委員会 編
- No. or year of volume/issue
- 58(2) 2010.6
- Volume
- 58
- Issue
- 2
- Pages
- 105～119