如题所述
9000/125
=9*1000/125
=9*8*125/125
=9*8
=72
=9*1000/125
=9*8*125/125
=9*8
=72
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第1个回答 2010-04-12
9000/125
=9*1000/125
=9*8*125/125
=9*8
=72
=9*1000/125
=9*8*125/125
=9*8
=72