9.8*62.5*1.25—12.5*0.625* - 知识问答

9.8*62.5*1.25—12.5*0.625*18

3个回答

9.8*62.5*1.25—12.5*0.625*18
=9.8*6.25*12.5—12.5*6.25*1.8
=6.25*12.5(9.8-1.8)
=6.25*12.5*8
=6.25*100
=625

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