将下面的小数能化简的小数化简.1.80= 1.0020=
÷ =0.6= :15= %= 折.
= ÷8=0.125= %=5: .
6:10=12: == ÷40= (填小数)= %
:8=0.75 8: =0.5.
= ÷56=75%== 小数.