可爱的企鹅课件

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,*,可爱的企鹅,北师大版一年级数学上册,白界中心小学 李亚宁,.进一步巩固与的加减法。,.学会解决简单的加减法数学问题。,.培养同学们的观察能力、理解能力和语言表达能力。,教学目标,？只,6+3=9,？,只,9只,9-6=3,？,只,9只,9-3=6,8,1,2,3,5,7,2,7,8,1,2,3,5,7,2,7,6,8,1,2,3,5,7,2,7,6,5,8,1,2,3,5,7,2,7,6,5,4,8,1,2,3,5,7,2,7,6,5,4,3,8,1,2,3,5,7,2,7,6,5,4,3,6,8,1,2,3,5,7,2,7,6,5,4,3,6,1,8,1,2,3,5,7,2,4,4,7,6,5,3,1,0,8,6,9,1,2,5,7,8,6,5,3,9,1,2,3,4,5,6,7,8,9,8,7,6,5,4,3,2,1,0,9-3=8-8=7-5=,4+3=3+5=4+1=,3+6=9-5=6+2=,6,7,9,0,8,4,8,2,5,9个,=,？个,9,-,5,4,6,2,8,2,6,=,=,=,=,=,=,=,=,=,=,=,=,=,谢谢！,