①9+5
12
②9+3
14
③9+8
11
④9+2
15
⑤9+6
17
16
①9+3
②9+8
③9+5
④9+7
___________ ___________ ___________ ___________ ___________ ___________ ___________
②9+4
18
⑤9+2
13
⑥9+9
⑦9+8
⑧9+6
9+5 9+9 9+7 9+9
12+4=( )12+4>( )12+4<( )
□+□=□
9+5、8+3、8+8、7+5、6+7( )>( )>( )>( )>( )