一年级数学上册《9加几》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,绿色圃中小学教育网,*,苏教版一年级数学上册,9加几,贾庄小学：刘秀君,学习目标：,1.,使同学们学会计算,9,加几的算式。,2.,熟练应用凑十法解题。,3.,能够正确地进行计算。,5,1,7,1,4,1,8,1,10+3=10+7=10+5=10+4=,4,6,3,7,13,15,17,14,7+()=10 9+()=10,8+(,)=10 6+,（）,=10,9+1+6=9+1+5=,3,1,16,15,2,4,一共有几个小女孩？,9+7=,1,6,10,16,凑十法,一起和我拍拍手,看大数 分小数,凑成十 算得数,小朋友们，我送礼物来了！你们想不想要啊？,9+6=,9+5=,15,1,4,10,14,填空,1,5,10,先圈出,10,根，再计算。,9+=,3,12,江苏省电化教育馆制作,先圈出,10,根，再计算。,+=,9 8 17,江苏省电化教育馆制作,9+1+1=,9+2=,9+1+4=,9+1+8=,9+5=,9+9=,11,11,14,14,18,18,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,5,2,4,6,0,1,8,3,7,9,10,9+,蚂蚁搬家,9+2=11,9+3=12,9+4=13,9+5=14,9+6=15,9+7=16,9+8=17,9+9=18,（）,+5=,14,9+()=,17,8,9,课堂小结：,今天，你们学的开心吗？那么你们都学到了什么呢？学会了吗？,下课了！,再见！,