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请问 (-25%)*230+0.25*23.5-6.5*(-25%)等于多少,请写过程
2个回答
展开全部
(-25%)*230+0.25*23.5-6.5*(-25%)
=-0.25*230+0.25*23.5+0.25*6.5
=0.25*(-230+23.5+6.5)
=0.25*(-200)
=-50
祝开心
=-0.25*230+0.25*23.5+0.25*6.5
=0.25*(-230+23.5+6.5)
=0.25*(-200)
=-50
祝开心
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