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三升四年级数学练习(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)09+( )=1; (12)19+( )=11; (13)129+( )=111; (14)1239+( )=( ); (15)12349+( )=( ); (16)123459+( )=( ); (17)1234569+( )=( ); (18)12345679+( )=( ); (19)123456789+( )=( ) (20)1234567899=1111111101; (21)12345678918=2222222202; (22)12345678927=3333333303; (24)12345678972=( ); (25)12345678963=( ); (26)666666660654=( ); (27)999999990981=( ); (28)5555555505123456789=( ); (29)4444444404123456789=( ) (30)2,4,8,16,( ),64 (31)1,4,9,16,( ),36,4964(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)9999=2222;(38)9999=3333; (39)9999=4444; (40)9999=7777; (41)9999=9999
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