1、2、3、4、5、8、7、16、9、()、()
1.按规律填数.(1)3,4,5,8,7,16,9,32,( ),( ).(2)1,1/3,1/5,1/7,( ),(
8/3×(1/3-8/21×8/16) 99×7/10 (3/7+4/21)×21 5/17×9/24+9/17×7/2
数字推理 8,-4,2,-1 ,1/21 ,3/4,9/5,7/16,25/9,( )求解题方法
3 8/9+3.125+1 1/9+1 7/8 16 4/5+(2 4/7-1.8)~897*3/8-37.5%+104
找规律,填上合适的数1,2,4,4,9,8,16,16( ) ( ) 1,2,3,4,5,12,7,48,()() 1,
找规律填数:2,3,5,8,13,21,( ).1,4,9,16,( ),( ).6,3,8,5,10,7,12,9,(
(2/3+2/9)*(5/8减7/16)= 1/6除【9/17乘(3/4+2/3)】= 要简便运算
数字推理:(1)4,9,16,25(______) (2)2,3,5,8,15(______) (3)4,7,13(__
(7/8-5/16)*(5/9+2/3)简算
8/9×[3/4÷(7/16-1/4)]
简算;8/9*[3/4-(7/16-1/4)]
8/9*{3/4-(7/16-1/4)}简算