{"provider_url":"https://hatena.blog","blog_title":"\u308f\u3055\u3063\u304dhb","type":"rich","height":"190","title":" \u304b\u3051\u7b97\u306e\u5f0f\u3068\u8a00\u8449\u306e\u9806\u5e8f \u30e1\u30e2","provider_name":"Hatena Blog","width":"100%","version":"1.0","author_url":"https://blog.hatena.ne.jp/takehikom/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakehikom.hateblo.jp%2Fentry%2F20130126%2F1359147548\" title=\" \u304b\u3051\u7b97\u306e\u5f0f\u3068\u8a00\u8449\u306e\u9806\u5e8f \u30e1\u30e2 - \u308f\u3055\u3063\u304dhb\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://takehikom.hateblo.jp/entry/20130126/1359147548","categories":["5\u00d73","reprise"],"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/t/takehikom/20130126/20130126165706.jpg","author_name":"takehikom","blog_url":"https://takehikom.hateblo.jp/","published":"2013-01-26 05:59:08","description":"1. Nunokawa (2010) Nunokawa, K. (2010). Multiplication: introduction, \u65e5\u672c\u6570\u5b66\u6559\u80b2\u5b66\u4f1a\u8a8c, No.92, Vol.11, pp.122-123. http://ci.nii.ac.jp/naid/110007994852 Students are required to clearly distinguish between multiplicands and multipliers at this stage because this distinction helps them understand the meanin\u2026"}