2.7×1.3=[]×0.13=0.013=0.027×[]=[]×[]

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2.7×1.3=[]×0.13=0.013=0.027×[]=[]×[]
5.3减2.7=1.3x

1.5.3-2.7=1.3x2.6=1.3xx=22.3x-2×4+2x=12.53x-8+2x=12.53x+2x=12.5+85x=20.5x=4.1希望对您有所帮助!答案仅供参考,

11.00×2.7=? 列竖式

 再问:能不能讲解啊再答:?

简便计算:(0.75*2.6*2.7)/(0.13*0.25*9)

0.75/0.25*2.6/0.13*2.7/9=3*20*0.3=18

0.9999*1.3-0.1111*2.7怎么简便运算?

0.9999*1.3-0.1111*2.7=0.9999*1.3-0.1111*9*0.3=0.9999*1.3-0.9999*0.3=0.9999*(1.3-0.3)=0.9999

0.999*1.3-0.111*2.7+0.001用简便用算?

0.999*1.3-0.111*2.7+0.001=0.111*(9*1.3-2.7)+0.001=0.111*(11.7-2.7)+0.001=0.999+0.001=1

0.9999乘1.3-0.1111乘2.7

=0.9999*1.3-0.1111*9*0.3=0.9999*(1.3-0.3)=0.9999再问:在吗朋友我有一个问题

2.7×1.3=3.51×0.13=0.27×?=0.027×?×0.013

你题目有没有打错··有问题··再问:没啊再答:2.7×1.3怎么可能等于3.51×0.13再问:五年级(课堂点睛)8页第一大题的第五小题已知27×13=351直接写出下面括号里的数2.7×1.3=?×

0.9999×1.3-0.1111×2.7 简便算法

0.9999×1.3-0.1111×2.7=0.1111*(9*1.3-9*0.3)=0.1111*9=0.9999

简便0.999×1.3-0.111×2.7

0.999*1.3-0.111*2.7=0.999*1.3-0.111*9*0.3=0.999*1.3-0.999*0.3=0.999*(1.3-0.3)=0.999*1=0.999

2.7*1.3=()*0.13=0.27*()=0.027*()=()*0.013

2.7*1.3=(27)*0.13=0.27*(13)=0.027*(130)=(270)*0.013希望对您有所帮助再问:简便2.5*32*0.125==0.35*1024.4*0.25再答:2.5

9.99*0.13-0.111*2.7巧算

9.99*0.13-0.111*2.7=9.99x0.13-0.111x9x0.3=9.99x0.13-0.999x0.3=9.99x0.13-9.99x0.03=9.99x(0.13-0.03)=9

3.25*1.3+67.5*0.13有简便算法吗

3.25×1.3+67.5×0.13=3.25×1.3+6.75×1.3=(3.25+6.75)×1.3=10×1.3=13

(1)31.5-18.54/1.8 (2)1.82/(0.13*0.7) (3)2.7*(3.85-13.*1(4)(2

(1)31.5-18.54/1.8=31.5-(18+0.54)/1.8=31.5-18/1.8-0.54/1.8=31.5-10-0.3=21.2(2)1.82/(0.13*0.7)=1.82÷0.

2.6除以1.25除以1.3-2.7?

 再问:我没有学过负数

问1道数学计算题0.999×1.3-0.111×2.7

原式=9*0.111*1.3-0.111*2.7=(9*0.3+9*1)*0.111-0.111*2.7=2.7*0.111+0.999-0.111*0.27=0.999

算24,1.3.4.6 2.7.8.9 3.3.7.7

6/(1-3/4)2*(7+9)-87*(3+3/7)

0.9999×1.3-0.1111×2.7的简便运算?

0.9999×1.3-0.1111×2.7=0.9999×1.3-0.1111×9×0.3=0.9999×1.3-0.9999×0.3=0.9999×(1.3-0.3)=0.9999×1=0.9999