把下列百分数化成小数.
38%=________????????????73%=________?????????????99%=________0.9%=________???????????115%=________????????????0.75%=________45%=________????????????19%=________?????????????75%=________.
网友回答
0.38 0.73 0.99 0.009 1.15 0.0075 0.45 0.19 0.75
解析分析:把百分数化成小数时,只有把小数点向左移动两位,同时去掉百分号(%)即可.
解答:(1)38%=0.38;
(2)73%=0.73;
(3)99%=0.99;
(4)0.9%=0.009;
(5)115%=1.15;
(6)0.75%=0.0075;
(7)45%=0.45;
(8)19%=0.19;
(9)75%=0.75.
故