58.5÷0.39

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58.5÷0.39
0.39乘2.9怎么验算,要把0.39放前面

再答:这样行不再问:4.23X5.9=多少?列算试再问:可以快一点吗?再答:再答:比葫芦画飘飘呗

0.39盎司等于多少克

11克再问:钻石这么重有多大?举物体再答:一个衬衣纽扣那么大

计算1.25×3.9×2.1÷(3.5×2.5×0.39),结果是______.

1.25×3.9×2.1÷(3.5×2.5×0.39),=(1.25÷2.5)×(3.9÷0.39)×(2.1÷3.5),=0.5×10×0.6,=(0.5×0.6)×10,=0.3×10,=3;故答

2.14+0.39÷1.3的简便计算

2.14+0.39÷1.3=2.14+0.3=2.44(这样算已经很简单了,没有更简单的了)祝学习愉快

10-0.81 160÷50 6430÷40 0.39+0.26 44*0.5 0.54*100

10-0.81=9.19160除50=3.26430除40=160.750.39+0.26=0.6544乘0.5=220.54乘100=54

58.5÷4竖式计算,必采纳.

 再答:谢谢!

1.3x÷2=0.39列方程

呃呃再答:10题还是11题?再答:11题吗?再答:24x=52+3024x=82x=82÷24x=12分之41再答:这是11题的再答:1.3x÷2=0.39列方程这题:1.3x=0.39×21.3x=

8.8×1.25×100÷4 (0.39÷3-0.1)÷3分之1 12.5-5分之1X+5分之9X=20

8.8×1.25×100÷4=11×100÷4=1100÷4=275(0.39÷3-0.1)÷3分之1=(0.13-0.1)×3=0.03×3=0.0912.5-5分之1X+5分之9X=20.59/5

58.5÷0.39的列竖式计算,要过程!

 再问:5.74÷0.014呢再答: 再问:18.4÷0.08呢再问: 

(1+0.25+0.39)X(0.25+0.39+0.87)-(1+0.25+0.39+0.87)X(0.25+0.39

(1+0.25+0.39)X(0.25+0.39+0.87)-(1+0.25+0.39+0.87)X(0.25+0.39)=(1+0.25+0.39)X(0.25+0.39+0.87)-(1+0.25

(0.39×0.7)÷(0.56×3.9) 简便计算

(0.39*0.7)/(0.56*3.9)=(0.39*0.7)/(0.7*0.8*0.39*10)=1/(0.8*10)=1/8

0.39*102 (简便计算)

102改为(100+2)

0.3+0.3x=0.39 x= 2x-1.5x=7.6x x= 0.36x÷0.3=1.2 x=

0.3+0.3x=0.39x=0.32x-1.5x=7.6xx=00.36x÷0.3=1.2x=16(x+1.2)=18.6x=1.97x+2x=8.1x=0.9(x-5)÷3=1.7x=10.15(

简便计算2.14+0.39÷1.3 100-123.1×0.3 2.1×5.5怎样简便就怎样计算

2.14+0.39÷1.3=2.14+0.3=2.44100-123.1×0.3=100-12.31*3=100-36.93=63.072.1×5.5=2.1*5*1.1=10.5*1.1=11.55

一、递等式计算(能简便的简便) 1、3.2×0.125×0.3 2、5.5×3.9-3.9+0.39×55 3、3.6÷

1:3.2×0.125×0.3=0.4×(8×0.125)×0.3=0.4×0.3=0.122:5.5×3.9-3.9+0.39×55=3.9×(5.5-1+5.5)=-3.93:3.6÷0.125×

巧算0.39×0.21

0.39×0.21=(0.4-0.01)×(0.2+0.01)=0.08+0.004-0.002-0.0001=0.0819

数学计算题,4×7分之9+4÷5分之7,(0.39÷3-0.1)÷(1-3分之2)

2.4×7分之9+4÷5分之7=35分之208(0.39÷3-0.1)÷(1-3分之2)=100分之9(11分之3×0.87+0.23×11分之3)÷3%=10