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0.125乘2.75+0.125乘4.25+12.5%
人气:103 ℃ 时间:2020-01-28 16:32:55
解答
0.125×2.75+0.125×4.25+12.5%
=0.125×2.75+0.125×4.25+0.125
=0.125×(2.75+4.25+1)
=0.125×8
=1
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