[(5/8-0.625)*1000+3.6*25/9]/25/8简便计算

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[(5/8-0.625)*1000+3.6*25/9]/25/8简便计算

[(5/8-0.625)*1000+3.6*25/9]/25/8简便计算
[(5/8-0.625)*1000+3.6*25/9]/25/8简便计算

[(5/8-0.625)*1000+3.6*25/9]/25/8简便计算
[(5/8-0.625)*1000+3.6*25/9]/25/8
=[(0.625-0.625)*1000+3.6*25/9]/25/8
=[0*1000+3.6*25/9]/25/8
=[3.6*25/9]/25/8
=0.4*25/25/8
=0.4/8
=0.1/2
=0.05

[(5/8-0.625)*1000+3.6*25/9]/25/8
=(0*1000+0.4*25)× 8/25
=0.4*25* 8/25
=0.4*8
=3.2