在算式□12÷53中，要使商是两位数，□最小填 ；要使商是一位数，□最大填 ．
==8÷2==36÷ ．
==18÷ =．
÷40==0.375=9÷ =．
÷5== （填小数）=15÷ ．
8÷ ==0.125= %．
=
=8÷2=
=36÷ ．
=
=18÷ =
．
=0.375=9÷ =
．
= （填小数）=15÷ ．
=0.125= %．
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