天气预报 > 其他 > 读数和写数都从个位起对不对
读数和写数都从个位起对不对
更新时间: 2020-09-28 00:00:00  

关于读数:

1、把数分级,分成个级,万级,兆级;’

2、观察分级后的样子;

3、开始读数,从最高位开始读,读完一个数级再读一个数级,读完一个数级后要加上数级名称,个位不用加。

关于写数应从高位到低位,一级一级地写起。

所以说,读数和写数都应该从最高位开始,而不是个位。

关键词: 读数 个位 不对

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