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[17.1-17.2÷(3.1-0.7)]×0.6
人气:104 ℃ 时间:2020-03-27 19:03:24
解答
[17.1-17.2÷(3.1-0.7)]×0.6
=[17.1-17.2÷2.4)]×0.6
=17.1×0.6-17.2÷(2.4/0.6)
=10.26-4.3
=5.96
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