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6,7,8,9,7 ( )=56 ( )9=72 8 ( )=48 ( )6=42 9 ( )=63 3 ( )=21 ( )4=36 ( )5=35,找一找:,6,7,8,9,( )9=72 8 ( )=48 ( )6=42 9 ( )=63 3 ( )=21 ( )4=36 ( )5=35,找一找:,6,7,8,9,8 ( )=48 ( )6=42 9 ( )=63 3 ( )=21 ( )4=36 ( )5=35,( )9=72,8,找一找:,6,7,8,9,( )6=42 9 ( )=63 3 ( )=21 ( )4=36 ( )5=35,( )9=72,8,找一找:,6,7,8,9,( )4=36 ( )5=35,( )9=72,8,( )6=42,7,找一找:,6,7,8,9,( )5=35,( )9=72,8,( )6=42,7,找一找:,6,7,8,9,( )6=42,9 ( )=63,( )4=36,8 ( )=48,6,7,7,9,找一找:,被除数:63 除数:9,7,开门破密码,被除数:48 除数:6,8,开门破密码,被除数:45 除数:5,9,开门破密码,被除数:32 除数:8,4,开门破密码,被除数:56 除数:7,8,开门破密码,