足し算の合併・添加というムダ毛

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*内容	<IMG>タグが利用可能です。(詳細) >>82 > 実験数学のすすめ > 銀林浩、数学教育協議会編集 > > <A HREF="http://8254.teacup.com/kakezannojunjo/bbs?M=JU&JUR=https%3A%2F%2Fbooks.google.co.jp%2Fbooks%3Fid%3DxUhGcqk5TOgC%26pg%3DPA9%26lpg%3DPA9%26dq%3D%25E6%2595%25B0%25E5%25AD%25A6%25E6%2595%2599%25E8%2582%25B2%25E5%258D%2594%25E8%25AD%25B0%25E4%25BC%259A%25E3%2580%2580%25E5%25A2%2597%25E5%258A%25A0%25E3%2580%2580%25E5%2590%2588%25E4%25BD%25B5%26source%3Dbl%26ots%3DSsIjeFwpJc%26sig%3DKoonyuUWVxqvaHqB3hCNDH1UKbY%26hl%3Dja%26sa%3DX%26ved%3D0ahUKEwjG5YHN9arJAhWBvZQKHV1pAEkQ6AEINTAE%23v%3Donepage%26q%3D%25E6%2595%25B0%25E5%25AD%25A6%25E6%2595%2599%25E8%2582%25B2%25E5%258D%2594%25E8%25AD%25B0%25E4%25BC%259A%25E3%2580%2580%25E5%25A2%2597%25E5%258A%25A0%25E3%2580%2580%25E5%2590%2588%25E4%25BD%25B5%26f%3Dfalse">https://books.google.co.jp/books?id=xUhGcqk5TOgC&pg=PA9&lpg=PA9&dq=%E6%95%B0%E5%AD%A6%E6%95%99%E8%82%B2%E5%8D%94%E8%AD%B0%E4%BC%9A%E3%80%80%E5%A2%97%E5%8A%A0%E3%80%80%E5%90%88%E4%BD%B5&source=bl&ots=SsIjeFwpJc&sig=KoonyuUWVxqvaHqB3hCNDH1UKbY&hl=ja&sa=X&ved=0ahUKEwjG5YHN9arJAhWBvZQKHV1pAEkQ6AEINTAE#v=onepage&q=%E6%95%B0%E5%AD%A6%E6%95%99%E8%82%B2%E5%8D%94%E8%AD%B0%E4%BC%9A%E3%80%80%E5%A2%97%E5%8A%A0%E3%80%80%E5%90%88%E4%BD%B5&f=false</A>
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