填上最简分数:25分米= 米,1千克600克= 千克,220分= 小时,3040毫升= .
0.75= /16=72÷ = :4= %.
0.4== :20.
: =0.25= ÷16= %==.
:32===6÷ = .
= :24=0.625=20÷ = .