我们老师说,用小数算
1-1/10-1/100-1/1000-1/10000
＝1－0.1-0.01-0.001-0.0001
＝0.8889
1-1/10-1/100-1/1000-1/10000
1-1/10-1/100-1/1000-1/10000
简算
简算
其他人气：588 ℃时间：2020-03-23 14:55:20
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