99.9*0.222+33.3*0.334怎么简便计算

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99.9*0.222+33.3*0.334怎么简便计算99.9*0.222+33.3*0.334怎么简便计算99.9*0.222+33.3*0.334怎么简便计算原式=33.3*3*0.222+33.

99.9*0.222+33.3*0.334怎么简便计算
99.9*0.222+33.3*0.334怎么简便计算

99.9*0.222+33.3*0.334怎么简便计算
原式=33.3*3*0.222+33.3*0.334
=33.3*0.666+33.3*0.334
=33.3*(0.666+0.334)
=33.3*1
=33.3

99.9*0.222+33.3*0.334=33.3*3*0.222+33.3*0.334
=33.3*0.666+33.3*0.334
=33.3*(0.666+0.334)
=33.3*1
=33.3