找出下面每组数的规律在横线上填上合适的数.
(1)3,6,12,24,.
(2)128,64,32,16,.
(3)2,5,7,15,22,45,67,.
(4)8,24,12,36,18,54,27,.
按规律填数。-|||-1 2 3 4 5 15-|||-6 7 8 9 10 ?-|||-11 12 13 14 15 ?-|||-16 17 18 19 20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 2
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 2
1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28的排列规律是
1 2 3 4 5 6 7 B 9 10 11 12 13 14 15 16 17 18 19 20 21 + A)24 45 26 27 28 29 30 3
完好 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 2
计算:(1)((11)/(12)-(7)/(6)+(3)/(4)-(13)/(24))×(-48);(2)-9+5×|-3|-(-2)2÷4;(3)-18+(-
月份 1 2 3 4 5 6 7 8 9 10 11 12-|||-气温(℃) 25 24 22 18 14 8 7 9 12 17 21 23-|||-降水(