1.25x16x2.5脱式计算

连松程7121.25*16*0.5等于多少 -
经昭霞15718253907 ______ 您好,以下是答案: 1.25x16x0.5 =1.25x(8x2)x0.5 =(1.25x8)x(2x0.5) =10x1 =10 希望可以帮助您(望采纳)

连松程712脱式计算:2.5*1.6 12.5*10.1 1.6*1.25 12.5*9.脱式计算:2.5*1.6 12.5*10.1 1.6*1.2512.5*9.9 -
经昭霞15718253907 ______[答案] 脱式计算,即递等式计算,把计算过程完整写出来的运算,也就是脱离竖式的计算. ①2.5*1.6 =(2+0.5)*1.6 =2*1.6+0.5*1.6 =3.2+0.8 =4 ②12.5*10.1 =12.5*(10+0.1) =12.5*10+12.5*0.1 =125+1.25 =126.25 ③1.6*1.25 =1.6*(5÷4) =1.6÷4*5 =0.4*5 =2 ...

连松程7121.25x16x25÷0.5简便计算? -
经昭霞15718253907 ______ 1.25x16x25÷0.5 =1.25x8x2x50 =(1.25x8)x(2x50) =10x100 =1000

连松程7123.2*1.25*2.5+7.5脱式简便计算 -
经昭霞15718253907 ______ 3.2*1.25*2.5+7.5 =(0.8*1.25)* (4*2.5)+7.5 =1*10+7.5 =17.5

连松程712脱式计算.1.25*2.5*40*0.08 &n... -
经昭霞15718253907 ______ (1)1.25*2.5*40*0.08=1.25*0.08*(2.5*40)=0.1*100=10;(2)81.23-40.5÷0.81*1.075=81.23-50*1.075=81.23-53.75=27.48;(3)36.47*109-9*36.47=(109-9)*36.47=100*36.47=3647.

连松程7121.25*0.96*0.8的脱式怎么算 -
经昭霞15718253907 ______ 这道题目的最简单的方法就是用1.25*0.8*0.096=0.096

连松程7120.125x16x2.5简算是 -
经昭霞15718253907 ______ 0.125x16x2.5=0.125*(8*2)*2.5=(0.125*8)*(2*2.5)=1*5=5

连松程7121.6x2.5x1·25巧算怎么做 -
经昭霞15718253907 ______ =4*0.4*2.5*1.25=(0.4*2.5)*(4*1.25)=1*5=5

连松程712急急急,五年级题目,给好评简单的脱式计算 1.25*2.4 1.25*0.32*2.5 1 -
经昭霞15718253907 ______ 1.25x2.4=1.25x2+1.25x0.4=2.5+0.5=31.25x0.32x2.5=(1.25x0.8)x(0.4x2.5)=1x1=11.25x2.5x64=1.25x8x(2.5x8)=10x20=2000.5x4x2.33=2x2.33=4.66 祝您步步高升 期望您的采纳,谢谢

连松程712五年级题目,给好评 脱式计算:2.5*1.6 12.5*10.1 1.6*1.25 12.5*9. -
经昭霞15718253907 ______ 展开全部2.5*1.6 =2.5*0.4*4=1*4=412.5*10.1=12.5*(10+0.1)=12.5*10+12.5*0.1=125+1.25=126.251.6*1.25=2*0.8*1.25=2*(0.8*1.25)=2*1=212.5*9.9=12.5*(10-0.1)=12.5*10-12.5*0.1=125-1.25=123.75