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10.4-9.6*0.35 怎样巧算
人气:262 ℃ 时间:2020-05-02 06:31:23
解答
10.4-9.6*0.35
=10.4-(10-0.4)*0.35
=10.4-3.5+0.14
=6.9+0.14=7.04
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