1.25x3.2x0.25的简便计算

毕贴季16471.25*3.2*o.25 的简便计算 -
封华何15973024267 ______ 1.25*3.2*o.25 =1.25*(0.8*4)*0.25 =(1.25*0.8)*(4*0.25) =1*1 =1

毕贴季16470.25x3.2x1.25数学 -
封华何15973024267 ______ 0.25*3.2*1.25=0.25*4*0.8*1.25=(0.25*4)*(0.8*1.25)=1*1=1

毕贴季16471.25X3.2X0.25简便计算,急 -
封华何15973024267 ______[答案] (1.25*8)*(0.4*0.25)

毕贴季16470.25x3.2x1.25=什么(用简算) -
封华何15973024267 ______[答案] 0.25x3.2x1.25 =0.25*4*0.8*1.25 =1*1 =1

毕贴季16471.25乘0.25乘3.2怎样简便运算 -
封华何15973024267 ______ 1.25*0.25*3.2=1.25*0.25*4*0.8=(1.25*0.8)*(0.25*4)=1*1=1

毕贴季16473.2*0.25*1.25简便算法 -
封华何15973024267 ______ =4*0.8*0.25*1.25=(4*0.25)*(0.8*1.25)=1*1=1

毕贴季16471.25x3.2x0.4的简便算法 -
封华何15973024267 ______ 1.25x3.2x0.4 =1.25x8x0.4x0.4 =(1.25x8)x(0.4x0.4) =10x0.16 =1.6 希望帮到你 望采纳 谢谢 加油

毕贴季16471.25x3.2x2.5的简便计算. -
封华何15973024267 ______[答案] 把3.2 拆成 0.8 X4 然后根据乘法结合律

毕贴季16471.25╳3.2╳0.25的简便计算 -
封华何15973024267 ______ 1.25╳3.2╳0.25=(1.25╳0.8)╳(4╳0.25)=1╳1=1 希望能帮到你,请采纳正确答案,点击【采纳答案】,谢谢 ^_^ 你的点赞或采纳是我继续帮助其他人的动力

毕贴季164772.8/5.6+14.9 0.25X3.2X12.5 6.25/1.25/0.8 42X10.1—4.2全部简便计算 -
封华何15973024267 ______ 72.8÷5.6+14.9= 728÷56+14.9= 13 + 14.9= 27.9 0.25*3.2*12.5 = 0.25*(4*0.8)*12.5= (0.25*4)*(0.8*12.5)=1*10=10 6.25÷1.25÷0.8 =6.25÷(1.25*0.8)=6.25÷1= 6.25 42*10.1—4.2=4.2*101—4.2*1= 4.2*(101-1)= 4.2*100= 420