3.9+0.1减3.9+0.1怎么巧算
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发布时间:2024-10-23 15:45
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热心网友
时间:2024-11-02 11:01
3.9+0.1-3.9+0.1
=(3.9-3.9)+(0.1+0.1)
=0+0.2
=0.2
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热心网友
时间:2024-11-02 11:01
3.9+0.1-3.9+0.1
=(3.9-3.9)+0.1+0.1
=0.2