...2,-3,4,-5,6,-7,8,-9,10,-11,12,-13,14,-15,16。第10行地9个数...答:-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,-29,30,-31,32,-33,34,-35,36,-37,38,-39,40,-41,42,-43,44,-45,46,-47,48,-49,50,-51,52...
谁能给我写十个四年级的水平的数学河问题(趣味)答:那条5斤重的大鱼是谁钓到的呢? 找规律 请仔细观察下面每一行数都有什么规律,然后在括号里填入一个数,使它符合这个规律。 (1)1,5,9,13,(),21,25 (2)1,3,9,27,()243,729 (3)1,8,27,64,()216,343 (4)1,2,4,7,()16,22 (5)1,2,6,24,()720,5040 (6)1,3,7,15,()63,127 (...