5-0.75/1.5*6.4=?1.25*0.7*8*0.9=?8.56*98+856*0.02=?800*(0.3+1
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/04 20:09:30
5-0.75/1.5*6.4=?1.25*0.7*8*0.9=?8.56*98+856*0.02=?800*(0.3+1.25)/6.2=?3.14*10.1-0.314=?
还有;0.888*125*73+999*3=?脱式计算,能简便的就减便,现在要,
还有;0.888*125*73+999*3=?脱式计算,能简便的就减便,现在要,
5-0.75/1.5*6.4=5-1/2*6.4=5-3.2=1.8
1.25*0.7*8*0.9=1.25*8*0.7*0.9=10*0.63=6.3
8.56*98+856*0.02==856*0.98+856*0.02=856
800*(0.3+1.25)/6.2=800*(1.24+0.31)/6.2=800*(0.2+0.05)=800*0.25=200
3.14*10.1-0.314=3.14*10=31.4
0.888*125*73=0.111*8*125*(8*9+1)=999*8+111
0.888*125*73+999*3=999*8+111+999*3=999*11+111=111*99+111
=111*(99+1)=11100
1.25*0.7*8*0.9=1.25*8*0.7*0.9=10*0.63=6.3
8.56*98+856*0.02==856*0.98+856*0.02=856
800*(0.3+1.25)/6.2=800*(1.24+0.31)/6.2=800*(0.2+0.05)=800*0.25=200
3.14*10.1-0.314=3.14*10=31.4
0.888*125*73=0.111*8*125*(8*9+1)=999*8+111
0.888*125*73+999*3=999*8+111+999*3=999*11+111=111*99+111
=111*(99+1)=11100
5-0.75/1.5*6.4=?1.25*0.7*8*0.9=?8.56*98+856*0.02=?800*(0.3+1
4:0.5= 1/6:1/9= 8.1:0.9= 15:0.5= 0.75:1.5= 8/15:4/5= 5/14:2/
12+[2/5×0.75+(1/2+⊕)×3]÷0.3=98则⊕=?
x除以1.5-1.25=0.75
x 减1/0.3 减0.3x加0.7/0.02=2
3/8比1/3=x比1/6 0.75/x=0.25/3 8/9比0.2=x比1.5 1/2比1/5=1/4比x 1.25
1.25/47=0.75:x 8/x=2/5 0.6/19=1.5:x 3/4:5/12=x:2/
方程x/0.3-0.15-0.7x/0.02=1可变形为
4.8×0.25= 0.78×98= 0.5×2.33×8= 1.5×105= 0.3×2.5×0
0.3+0.5+0.7+0.9+.+0.91+0.93+0.95+0.97+0.99=?
()*11/4=0.9+()=()/7/5=1.25-()
8.56-x=1又20分之7+0.9 解方程