北师大版数学一年级下册《采松果》课件.ppt

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,*,北师大小学数学第二册,采松果,两位数加减一位数,25,4,20,5,29,（根）,9,25,4,20,5,21,（根）,1,我有,34,本连环画,我比明明多,4,本,我比明明少,4,本,明明,月月,红红,算一算,42,7,75,4,98,6,47,4,38,8,89,5,37,2,79,8,62,5,30,8,25,3,57,7,49,92,43,30,84,39,71,67,38,28,50,79,