北师大小学数学一年级上册有几瓶牛奶课件

,*,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,看谁算得,又对又快,10,+,2,=,12,15,+,3,=,18,12,+,8,=,20,9,+,10,=,19,6,+,11,=,17,7,+,12,=,19,15,3,=,12,19,9,=,10,北师大版小学数学一年级上册,有几瓶牛奶,左边的牛奶比右边多几瓶？,右边的牛奶比左边少几瓶？,9-5=4,一共有几瓶牛奶？,+,=,9,5,一共有几瓶牛奶？,14,9,+,5,=,14,1,4,10,9,+,5,=,14,5,4,10,9,+,5,=,1,4,10,14,9,+,5,=,4,5,10,14,李强的方法：,小雪的方法：,9,+,3,=,12,1,2,10,7,+,9,=,16,6,1,10,圈一圈 算一算,9+2=,9+6=,9+9=,4+9=,11,15,18,13,9,+,8,=,17,1,7,10,9,+,9,=,18,1,8,10,填一填（一）,6,+,9,=,15,4,5,10,7,+,9,=,16,3,6,10,填一填（二）,一共有,(),朵。,9,+,7,=,16,1,6,10,16,?,枝,+,=,9,2,11,？个,+,=,9,6,15,原来有,(),盆花，,又搬来,(),盆，,一共有,(),盆。,9,4,13,+,=,9,4,13,一共有几条鱼？,+,=,9,8,17,9,+,2,=,11,9,+,3,=,12,9,+,4,=,13,9,+,5,=,14,9,+,6,=,15,9,+,7,=,16,9,+,8,=,17,9,+,9,=,18,看谁算得,又对又快,5,+,9,=,14,9,+,3,=,12,7,+,9,=,16,9,+,8,=,17,6,+,9,=,15,9,+,7,=,16,4,+,9,=,13,2,+,9,=,11,看谁算得,又对又快,再见,