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1、2021/3/10,讲解:XX,1,20以内进位加法复习,2021/3/10,讲解:XX,2,2021/3/10,讲解:XX,3,8+7=,2021/3/10,讲解:XX,4,9+5=,2021/3/10,讲解:XX,5,6+8=,2021/3/10,讲解:XX,6,7+9=,2021/3/10,讲解:XX,7,8+8=,2021/3/10,讲解:XX,8,9+9=,2021/3/10,讲解:XX,9,7+6=,2021/3/10,讲解:XX,10,9+8=,2021/3/10,讲解:XX,11,9+6=,2021/3/10,讲解:XX,12,6+8=,8+7=,9+5=,7+9=,8+8=,
2、9+9=,7+6=,9+8=,6+6=,15,16,13,14,16,17,14,18,12,2021/3/10,讲解:XX,13,试,一,试,6+5,6+6,6+7,6+8,6+9,5+6,5+7,5+8,5+9,4+7,4+8,4+9,3+8,3+9,2+9,9+2,9+3,9+4,9+5,9+6,9+7,9+8,9+9,8+3,8+4,8+5,8+6,8+7,8+8,8+9,7+4,7+5,7+7,7+8,7+9,7+6,仔细观察,你有什么发现,2021/3/10,讲解:XX,14,你,说,我,说,6+5,6+6,6+7,6+8,6+9,5+6,5+7,5+8,5+9,4+7,4+8,4
3、+9,3+8,3+9,2+9,9+2,9+3,9+4,9+5,9+6,9+7,9+8,9+9,8+3,8+4,8+5,8+6,8+7,8+8,8+9,7+4,7+5,7+7,7+8,7+9,7+6,9,+,?,2021/3/10,讲解:XX,15,你,说,我,说,6+5,6+6,6+7,6+8,6+9,5+6,5+7,5+8,5+9,4+7,4+8,4+9,3+8,3+9,2+9,9+2,9+3,9+4,9+5,9+6,9+7,9+8,9+9,8+3,8+4,8+5,8+6,8+7,8+8,8+9,7+4,7+5,7+7,7+8,7+9,7+6,2021/3/10,讲解:XX,16,你,说,我
4、,说,6+5,6+6,6+7,6+8,6+9,5+6,5+7,5+8,5+9,4+7,4+8,4+9,3+8,3+9,2+9,9+2,9+3,9+4,9+5,9+6,9+7,9+8,9+9,8+3,8+4,8+5,8+6,8+7,8+8,8+9,7+4,7+5,7+7,7+8,7+9,7+6,11,12,13,14,15,16,17,18,2021/3/10,讲解:XX,17,填一填,15,17,13,12,14,13,12,第一关,2021/3/10,讲解:XX,18,13,15,16,17,12,14,2021/3/10,讲解:XX,19,第 二 关,2021/3/10,讲解:XX,20,
5、2021/3/10,讲解:XX,21,8 + 3 = 3 +,4 + 9 = 8 +,5 + 7 = 6 +,7 + 8 = 6 +,8,6,5,9,2021/3/10,讲解:XX,22,6 + = 8 +,自己试一试!,2021/3/10,讲解:XX,23,帮小蚂蚁找家,第三关,2021/3/10,讲解:XX,24,找车位,2021/3/10,讲解:XX,25,一共有多少条鱼?,9 + 8 = 17,2021/3/10,讲解:XX,26,一共有几只瓢虫?,6 + 7 = 13,2021/3/10,讲解:XX,27,一共有几只瓢虫?,9 + 6 = 15,2021/3/10,28,感谢您的阅读收藏,谢谢!,