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1/3=0.3333333333.2/3=0.6666666666.3/3
1/3=0.3333333333.
2/3=0.6666666666.
3/3=1≠0.9999999999.
Why?
(I am a English boy.Please use English to answer.Thank you very much.)
人气:129 ℃ 时间:2020-06-23 01:59:08
解答
because1=0.99999999999……+0.0000000000……1=3/3+0.0000000000……1
0.00000000000000……1→0
so0.99999999……→1=3/3
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