五年级数学上册第1课《分母是10、100、1000的分数》
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《分母是10、100、1000的分数》
↓ ↓ ↓ ↓ ↓ ↓
记作： 0.1 0.3 0.01 0.23 0.001 0.059
读作：零点一 零点一 零点零一 零点二三 零点零零一 零点零九五
例2，把一米平均分成100份，每份长（ ）厘米。
分母是10、100、1000的分数可以用小数表示：
分母是10的分数用一位小数表示；
分母是100的分数用两位小数表示；
分母是1000的分数用三位小数表示。
把下面的分数写成小数
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