1.01*9.9怎么简算
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1.01*9.9怎么简算1.01*9.9怎么简算1.01*9.9怎么简算1.01*9.9=(1+0.01)*9.9=9.9+0.099=9.9991.01*9.9=1.01*(10-0.1)=1.01
1.01*9.9怎么简算
1.01*9.9怎么简算
1.01*9.9怎么简算
1.01*9.9
=(1+0.01)*9.9
=9.9+0.099
=9.999
1.01*9.9
=1.01*(10-0.1)
=1.01*10-1.01*0.1
=10.1-0.101
=9.999
或者:
1.01*9.9
=(1+0.01)*9.9
=9.9+0.01*9.9
=9.9+0.099
=9.999.
1.01*(10-0.1)=10.1-0.101=9.999
1.01*9.9=10*1.01*0.99
=10*(1+0.01)(1-0.01)
=10(1-0.0001)
=10*0.9999
=9.999