6.54乘0 .99 简便运算如果回答,我送积分

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6.54乘0 .99 简便运算如果回答,我送积分
6.54乘0 .99 简便运算
如果回答,我送积分

6.54乘0 .99 简便运算如果回答,我送积分
6.54*(1-0.01)
=6.54-0.0654
=6.4746

6.54*(1-0.01)=6.54-0.0654=

=6.54*1-6.54*0.01=6.54-0.0654=6.4746

6.54-0.0654

6.54x1-6.54x0.01=6.4746

6.54乘0 .99
=6.54*(1-0.01)
=6.54*1-6.54*0.01
=6.54-0.0654
=6.4746

6.54*.99
=6.54*(1-0.01)
=6.54-0.0654
=6.4746

6.54×0.99=6.54×(1-0.01)=6.54×1-6.54×0.01=6.4746

简便运算....用计算器!