标签:4x5的简便方法

2.33x0.5x0.4x5的简便方法

2.33x0.5x0.4x5的简便方法如下:2.33x0.5x0.4x5=2.33x(0.5x5)x0.4=2.33x2.5x0.4=2.33x(2.5x0.4)=2.33x1=2.33。 2.33x0.5x0.4x5的简便计算步骤: 因为...

赞(0)阅读(99)