第8单元—9加几2课件

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,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,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,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,*,*,*,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,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,*,*,*,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,20,以内的进位加法,9,加几,7,8,5,1,4,1,3,6,1,8,1,9,1,2,1,第一关,1,2,10,2,12,10,9,19,10,6,16,7,10,17,3,10,13,8,10,18,10,2,12,10,9,19,10,6,16,7,10,17,3,10,13,8,10,18,10,2,10,9,10,6,7,10,8,10,算一算。,3,10,第二关,9,1,8,9,1,7,9,1,4,9,1,6,9,1,8,1,8,9,1,7,1,7,9,1,4,1,4,9,1,6,1,6,9,1,5,1,5,算一算。,9,1,5,9,1,8,1,8,9,1,7,1,7,9,1,4,1,4,9,1,6,1,6,9,1,5,1,5,第三关,数,凑,1,2,3,4,5,6,7,8,9,10,11,12,13,数,凑,1,2,3,4,5,6,7,8,9,10,11,12,13,10,9 +7 =,1,10,6,16,9 +3 =,1,10,2,12,9 +7 =,1,10,6,16,9 +,4,=,1,10,3,1,3,9 +3 =,12,1,10,2,看大数 分小数,凑,成,十,算得数,火眼金睛,寻找规律,9,2,9,3,9,4,9,5,9,6,9,7,9,8,9,9,9,2,11,9,3,12,9,4,13,9,5,14,9,6,15,9,7,16,9,8,17,9,9,18,9,2,1,1,9,3,1,2,9,4,1,3,9,5,1,4,9,6,1,5,9,7,1,6,9,8,1,7,9,9,1,8,卡,9+2=,9+5=,9+3=,9+6=,9+8=,速算小明星,算一算。,2,4,5,7,0,1,9,8,10,6,3,终极挑战,算一算。,