21500除以125简便计算怎么做
21500/125=21500x8/(125x8)=172000/1000=172
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第1个回答 2023-03-16
21500/125
=21.5*1000/125
=21.5*(1000/125)
=21.5*8
=172
=21.5*1000/125
=21.5*(1000/125)
=21.5*8
=172
第2个回答 2011-04-20
21500/125
=21500*4/(125*4)
=4*21500/500
=4*43
=172
=21500*4/(125*4)
=4*21500/500
=4*43
=172