《人教版数学一上《20以内的进位加法》PPT课件4.ppt》由会员分享，可在线阅读，更多相关《人教版数学一上《20以内的进位加法》PPT课件4.ppt（15页珍藏版）》请在三一文库上搜索。
,4,( ),3,7,2,( ),3,1,( ),9,4,( ),8,( ),3,4,1,5,2,5,5,填（ ）:,9+( )=10 8+( )=10,6+( )=10 5+( )=10,1,2,3,4,5,7+( )=10,2+( )=10,8,9+4=13,10,20以内的进位加法,7+6=13,8+3=11,2,3,0,1,1,14,15,11,12,13,12,11,13,口算：,12,+,=,+,=,+,=,+,=,4,8,12,5,7,12,3,9,12,1,11,12,11,2,10,9,8,7,6,12,