问题 填空题

12:20=______:4=______%=______(填小数)

答案

12:20,

=(12÷5):(20÷5),

=2.4:4;

=2.4÷4,

=0.6,

=60%,

12:20=2.4:4=60%=0.6(填小数)

故答案为:2.4,60,0.6.

填空题
单项选择题