0.8*40%/20%
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0.8*40%/20%0.8*40%/20%0.8*40%/20%1.6=0.8✘0.4✘0.2=0.064等于1.6
0.8*40%/20%
0.8*40%/20%
0.8*40%/20%
1.6
=0.8✘0.4✘0.2
=0.064
等于1.6
0.8*40%/20%
解方程:40/(X-20)=0.8
40÷()=():20=0.8=()%
20×210+70(x-20)<0.8(20×210+70x) 我看到答案是x<40,
0.7*0.5*8= 7*7*7= 12*4*0.6= 20*20*20= 7*0.1*0.8= 40*40*40= 30*690.2= 0.8*0.8*0.8= 80*0.9*10= 6*6*6=0.7*0.5*8= 7*7*7= 12*4*0.6= 20*20*20=7*0.1*0.8= 40*40*40=30*690.2= 0.8*0.8*0.8=80*0.9*10= 6*6*6=2.5*40*6= 4*4*6=60*2*8= 9*9*9=12.5*8*4= 0.5*0.5*0.5=3*3
0.8等于几分之几等于20比几等于40分之多少等于百分之几
0.8=几分之几=20:40分之几=( )%
2x-(0.8x+40)+(1.2x-20)=900的方程怎么解
20尺柜和40尺柜能放多少1.2*0.8*0.166的托盘.
0.8等于()﹕20
0.8比( )多40%
数学题化简比1/2:17/20= 0.18:0.8=9:40或9:0.
( ):20=( )分之12=0.8=( )45%4÷( )=( ):40=( )=24分之( )=12.5%
40,20,(),
20除以多少等于0.8
20比0.8等于多少
5(x-0.8)=20
20➗( )=0.8