问题 解答题

把下列各组数按从大到小的顺序排列.

(1)1.341.431.4531.543

(2)18.1218.921.892189.2

(3)5.020.50250.2 502.

答案

(1)1.543>1.453>1.43>1.34;

(2)189.2>18.92>18.12>1.892;

(3)502>50.2>5.02>0.502.

单项选择题 B1型题
单项选择题