单位换算.(1)0.1358t= kg= g(2)29350cm2= dm2= m2(3)0.039km= m= cm.
=0.4==12÷ = %= :25.
= (小数)= (百分数)=12: = 折.
0.75== ÷16=27: = %.
= : =33÷ = %
÷4=25%= : =8÷ = 折.