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(-8/1)/(16/1)-0.25*(-5)*64
人气:373 ℃ 时间:2020-05-08 02:35:55
解答
(-8/1)/(16/1)-0.25*(-5)*64
=(-8/1)×16- 0.25×4×(-5)×16
=-2-(-80)
=78
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