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d.innerHTML = d.innerHTML + '<a class=\"download_word download_word_lb\" href=\"javascript:;\" id=\"vipdown\" onclick=\"showpay(2)\"><div class=\"download_card\"><div class=\"card_nr card_nr_lb\"><h4 class=\"card_bt\">得数是9的加法和9减几的减法</h4><div class=\"download_card_msg\">孕伏1．看算式，说得数3＋5 2＋6 6－2 7－4 8－58－6 8－4 1＋7 4＋3 8＋02．9的组成（你还能想到什么？）  3．  二、探究新知．1．引导观察、教学8＋1、1＋8和9－1、9－8（1）出示羽毛球图． ①看到这幅图，你首先想到它表示什么意思？（左边8个羽毛球，右边1个羽毛球，一共有几个羽毛球？）用什么方法计算？怎样列式？板书：8＋1＝9②看到这个算式，还能再列出一个算式吗？（1＋8＝9）（2）在8个羽毛球和1个羽毛球之间放根小棒或显示虚线．①现在这幅图又表示什么意思？（从9个羽毛球。下面小编给大家分享得数是9的加法和9减几的减法，希望能帮助到大家。 得数是9的加法和9减几的减法文档下载网址链接：</div></div><div class=\"download_card_btn download_card_btn_lb\"><div class=\"content_box_tj\"><span>推荐度：</span><img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\"></div><div class=\"downlod_btn_right demo_tc downlod_btn_right_lb\"><em class=\"downlod_icon\"></em>点击下载文档<span>文档为doc格式</span></div> </div></div></a>';
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