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(-4)×5×(-0.25)×(-3/2)
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(-4)×5×(-0.25)×(-3/2)=(-20)×(-0.25)×(-3/2)=5×(-3/2)=-15/2
咨询记录 · 回答于2022-10-10
(-4)×5×(-0.25)×(-3/2)
(-4)×5×(-0.25)×(-3/2)=(-20)×(-0.25)×(-3/2)=5×(-3/2)=-15/2
24×(-96)×0.75×(-1/48)
24×(-96)×0.75×(-1/48)=24×0.75×(-1/48)×(-96)=24×0.75×2=24×1.5=36
1.5×0.5×(-100)×2/3
1.5×0.5×(-100)×2/3=1.5×(-50)×2/3=-75×2/3=-50