化简分数:125cm=( )m,2040ml=( )l,730g=( )kg,36dm2=( )m2,1625cm2=( )m2,45g=( )kg,

问题描述:

化简分数:125cm=( )m,2040ml=( )l,730g=( )kg,36dm2=( )m2,1625cm2=( )m2,45g=( )kg,
0.85= 0.9= 0.005= 1.02=

化简分数:125cm=(125/100=5/4 )m,2040ml=(2040/1000=51/25 )l,730g=(730/1000=73/100 )kg,36dm2=(36/100=9/25 )m2,1625cm2=(1625/10000=13/80 )m2,45g=(45/1000=9/200 )kg,
0.85=85/100=17/20; 0.9=9/10; 0.005=5/1000=1/200; 1.02=102/100=51/50;