如题所述
320x25x125
=10*4*25*8*125
=10*100*1000
=1000000
=10*4*25*8*125
=10*100*1000
=1000000
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第1个回答 2011-05-02
320x25x125=(40x8)x25x125=(40x25)x(125x8)=1000x1000=1000000