问题 填空题

6.3和0.7的比值是______,化简比是______.

答案

(1)6.3:0.7,

=6.3÷0.7,

=9;

(2)6.3:0.7,

=(6.3÷0.7):(0.7÷0.7),

=9:1;

故答案为:9:1,9.

单项选择题 A1/A2型题
单项选择题 A1/A2型题