2.5x1.25x3.2简算过程

郟牲晶36221.25x0.25X3.2的简便方法. -
祖龙蓝19857743609 ______ 1.25x0.25X3.2=1.25*0.8*(0.25*4)=1*1=1

郟牲晶36222.5乘3.2乘1.25怎么简便 -
祖龙蓝19857743609 ______ 2.5x3.2x1.25 =2.5x4x0.8x1.25 =10x1 =10

郟牲晶36222.5*3.2*1.25怎样简便怎样算? -
祖龙蓝19857743609 ______ 2.5*3.2*1.25 =2.5*4*0.8*1.25 =(2.5*4)(0.8*1.25) =10*1 =10

郟牲晶36221.25x3.2 梅 2.5x4用简便计算 -
祖龙蓝19857743609 ______ 1.25x3.2 =1.25*(8*0.4)=(1.25*8)*0.4=10*0.4=42.5x4=2*4+0.5*4=8+2=10

郟牲晶36222.5X125X3.2简便方法 -
祖龙蓝19857743609 ______ 2.5X125X3.2 =2.5X125X4X0.8 =2.5X4X(125X0.8) =10X100 =1000

郟牲晶36221.25x3.2x2.5x3 -
祖龙蓝19857743609 ______ 1.25x3.2x2.5x3=1.25x0.4x8x2.5x3=(1.25x8)x(2.5x0.4)x3=10x1x3=30

郟牲晶36221.25x0.25x3.2怎么简便计算 -
祖龙蓝19857743609 ______ 1.25x0.25x3.2=(1,25x8)x(0,4x0,25)=10x0,11

郟牲晶36221.25X0.25X3.2简便方法 -
祖龙蓝19857743609 ______ 解 1.25X0.25X3.2 =(1.25*0.8)*(0.25*4) =1*1 =1

郟牲晶36220.25X1.25X3.2
祖龙蓝19857743609 ______ 0.25X1.25X3.2 =(0.25*4)*(1.25*0.8) =1*1 =1

郟牲晶36222.5*1.25*0.32怎么简便 -
祖龙蓝19857743609 ______ 2.5*1.25*0.32= 2.5*1.25*0.4*0.8=(2.5*0.4)*(1.25*0.8)=1*1=1