问题 填空题

0.3千米:30千米化成最简整数比是______,比值是______.

答案

0.3千米:30千米,

=0.3:30,

=(0.3×10):(30×10),

=3:300,

=1:100;

0.3千米:30千米,

=0.3:30,

=1:100,

=1÷100,

=

1
100

故答案为:1:100,

1
100

单项选择题
单项选择题