2.33x0.5x0.4x5怎么简便计算

简便计算4.4X5.5-44X0.33+0.44X22 52.5x0.63+3.7x0.5怎么简便计算? 0.8x0.25x0.4x12.5简便计算啊 0.3x2.5x0.4简便计算 46.3x0.56+5.37x5.6+1x0.056= 用简便方法计算 怎样简便计算61.6x0.125+9.2x0.25+48.8x5= 求3.95加1.2x5.2和2.3x4.8x0.5的简便计算, 8.45X0.27+8.45X0.63+0.845怎么简便计算? 102x0.35怎么简便计算? 6.5\4+3.5x0.25简便计算 简便计算题简便计算46.3x0.56+5.38x5.6-1x.0.056 数学题解答用简便方法计算下面各题.2.5x4.4 32x0.25x12.5 3.64x0.8+6.36x0.8-3.8