题目内容
把下面百分数化成小数或整数: 0.25%= |
64.8%= | 200%= | 40%= |
106%= | 20.4%= | 0.04%= | 1000%= |
分析:把百分数化成小数或整数时,只要把小数点向左移动两位,同时去掉百分号即可.
解答:解:0.25%=0.0025;
64.8%=0.648;
200%=2;
40%=0.4;
106%=1.06;
20.4%=0.204;
0.04%=0.0004;
1000%=10.
故答案为:0.0025,0.648,2,0.4,1.06,0.204,0.0004,10.
64.8%=0.648;
200%=2;
40%=0.4;
106%=1.06;
20.4%=0.204;
0.04%=0.0004;
1000%=10.
故答案为:0.0025,0.648,2,0.4,1.06,0.204,0.0004,10.
点评:本题是考查百分数化小数,属于基础知识,要掌握.
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