一年级上册20以内的进位加法《5、4、3、2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,*,5,、,4,、,3,、,2,加几,来宾祥和小学原霞院,5、4、3、2加几,口算练习,9,6,15,8,5,13,7,4,11,6,6,12,8,6,14,7,8,15,9,4,13,5,7,5,7,2,3,10,12,5,7,5,2,10,12,7,5,12,5,7,12,5,8,5,8,3,2,10,13,5,8,5,3,10,13,8,5,13,5,8,13,4,8,4,8,2,2,10,12,4,8,6,2,10,12,8,4,12,4,8,12,3,9,3,9,2,1,10,12,3,9,7,2,10,12,9,3,12,3,9,12,1.,5,6,11,4,7,11,11,12,13,14,11,12,13,11,12,13,11,7,5,12,8,6,9,8,9,9,16,11,12,13,14,15,1.,摘水果。,巩固练习,3,8,4,7,5,8,3,9,7,8,8,6,6,7,4,9,6,6,7,9,2,9,5,9,2.,帮小动物们算一算。,1.,小狗和小熊一共摘了,多少个？,2.,小猴和小狗一共摘了,多少个？,3.,你还想知道什么？,5,9,14,9,5,14,7,5,12,5,7,12,巩固练习,