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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,11-20各数的认识,江苏省无锡五爱小学,1,个十,10,个一,是,比赛：看谁拿得快,游戏：摆小棒,要求：,1.,在桌面上任意摆十几根小棒。,2.,和同桌说说你摆的是多少，怎么摆的。,2,个十,十位 个位,以一当十,0 1 2 3 4,5 6 7 8 9,1,十位 个位,2,1,12,1,十位 个位,11,12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1,11,12,13,14,15,16,17,2,3,4,5,6,7,8,9,10,18,19,20,0,1,11,12,13,14,15,16,17,2,3,4,5,6,7,8,9,10,18,19,20,0,1,11,12,13,14,15,16,17,2,3,4,5,6,7,8,9,10,18,19,20,0,1,11,12,13,14,15,16,17,2,3,4,5,6,7,8,9,10,18,19,20,0,12,13,14,15,16,17,18,19,20,07,08,11,09,10,12,06,05,02,03,04,01,20,每盒,15,元,每袋,20,千克,每盒,12,支,每盒,12,支,01,02,03,04,05,06,07,08,09,10,11,12,13,14,15,16,17,要求做到：,1.不重复、不遗漏。,2能一眼看清是几个。,14,颗,?把,17,把,游戏：抓糖果,
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