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0.8+0.88+0.888+0.8888+0.88888+0.888888
人气:236 ℃ 时间:2019-08-20 21:13:06
解答
0.8乘以6+0.08乘以5+0.008乘以4+0.0008乘以3+0.00008乘以2+0.000008乘以1=4.8+0.4+0.032+0.0024+0.00016+0.00008=5.23464
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