40.2×2.7÷16.2×150 简便计算

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40.2×2.7÷16.2×150 简便计算

40.2×2.7÷16.2×150 简便计算
40.2×2.7÷16.2×150 简便计算

40.2×2.7÷16.2×150 简便计算
40.2 ×2.7÷16.2×150
=1005

=40.2÷6×150
=6.7×150
=1005

40.2×2.7÷16.2×150=(201/5)*(27/10)*(5/81)*150=201*27*5*150/(5*10*81)约分得67*15=1005