把下列算式按得数大小,从小到大排成一行. 234+145 582-226 183+506 690-208 ______<______<______<______.
12÷ =0.75== :36= %
÷ =0.125=2÷ == %
: == ÷20= 折.
:20==0.8=24÷ =80%= 成= 折.
= ÷ ==.