早教吧作业答案频道 -->其他-->
1-1/10-1/100-1/1000``````-1/1000000
题目详情
1-1/10-1/100-1/1000``````-1/1000000
▼优质解答
答案和解析
=1000000/1000000 - 100000/1000000 - 10000/1000000 ... - 1/1000000=900000/1000000 - 10000/1000000 ... - 1/1000000=890000/1000000 ... -1/1000000...=888889/1000000
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