1 1 2 3 5 8 () () ()
1 1 2 3 5 8 () () ()
(1)5 3 (2) 8 7
1,1,2,3,5,8,( ),21,( ),55.
(-1)*(-5/4)*8/15*3/2*(-2/3)*0*(-1)
1,2,3,5,8,13,( ); 1,4,9,( ),25( ); 5,8,11
1/2,1/3,2/5,3/8,5/13,8/21(),()找规律
找规律1,2,3,5,8,()()7,8,6,7,5,()()
1/(1*3)+1/(2*4)+1/(3*5)+1/(4*6)+...+1/(8*10)=?
找规律1,2,3,5,8,13,( ),( ).
1,1,2,3,5,8,(),21,34
找规律 1、1、2、3、5、8、()21.
1,1,2,3,5,8(),(),(),()二年级找规律填数