三年级数学上册(找规律填数) 试卷
展开(找规律填数)(1)7,11,15,19,( ),…;(2)1,4,3,6,5,( ),( ),…;(3)1,4,9,16,( ),…;(4)1,2,4,8,16,( ),….(5)11,3,8,3,5,3,( ),( ); (6)15,6,13,7,11,8,( ),( ); (7)2,5,14,41,( ); (8)1,1,2,3,5,8,13,21,( ).(9)3,8,18,33,53,78,( ); (10)0,1,3,8,21,( ). .(11)0×9+( )=1; (12)1×9+( )=11; (13)12×9+( )=111; (14)123×9+( )=( ); (15)1234×9+( )=( ); (16)12345×9+( )=( ); (17)123456×9+( )=( ); (18)1234567×9+( )=( ); (19)12345678×9+( )=( ). (20)123456789×9=1111111101; (21)123456789×18=2222222202; (22)123456789×27=3333333303; (24)123456789×72=( ); (25)123456789×63=( ); (26)6666666606÷54=( ); (27)9999999909÷81=( ); (28)5555555505÷123456789=( ); (29)4444444404÷123456789=( ). (30)2,4,8,16,( ),64. (31)1,4,9,16,( ),36,49.64.(32)1,4,7,10,13,( ),19,21. (33)1,4,16,64,( ),1024,4096. (34)2,3,5,9,17,( ),65,129. (35)15,4,13,4,11, 4,( ),( ). (36)8,15,10,13,12,11,( ),( ). (37)○999○÷9=2222;(38)○999○÷9=3333; (39)○999○÷9=4444; (40)○999○÷9=7777; (41)○999○÷9=9999.