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54乘0.38怎么简便

54.9×0.38简便计算54.9x0.38的简便计算过程如下。54.9x0.38 =(55-0.1)x(0.4-0.02)=55x(0.4-0.02)-0.1x(0.4-0.02)=55x0.

54.9×0.38的简便计算。54.9x0.38的简便计算过程如下。54.9x0.38 =(55-0.1)x(0.4-0.02)=55x(0.4-0.02)-0.1x(0.4-0.02)=55x0.

54.9×0.38=用简便计算怎么算?54.9x0.38的简便计算过程如下。54.9x0.38 =(55-0.1)x(0.4-0.02)=55x(0.4-0.02)-0.1x(0.4

怎样算54.9×0.38更简便-百度经验怎样算54.9×0.38更简便?简介 怎样算54.9×0.38更简便?拆分法,将54.9拆分为55和0.1,0.38

54.90.38的简便方法-百度经验54.90.38的简便方法 简介 54.90.38的简便方法,主要运用四则运算的结合律、交换律、分配律 方

54.9乘以0.38的简便运算怎么做?54.9×0.38= (55-0.1)(0.4-0.02)=22-1.1-0.04+0.002=20.862 54.9x0.38 =0.38x(55-0.1)=0.38x55-0.38

54.9*0.38怎么简便计算?5, 54.9*0.38 =54.9x(0.4-0.02)=54.9x0.4-54.9x0.02 =21.96-1.098 =20.878 【简便运算】{含义}:是四则

54.9×0.38的简便计算=(55-0.1)X0.38=55X0.38-0.1X0.38=20.9-0.038=20.862在我回答的右上角点击【采纳

54.9×0.38用简便方法计算54 .9乘以0.38怎么用简便方法计算 用简便方法计算. 3.45×102 0.47×0.5×0.8 0.46×1.9+0.

54.9×0.38简便计算54.9×0.38=55x0.38-0.38=20.9-0.38=20.52

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