0.32:0.8= 1:0.25= 1.35:9.25= 0.32:0.8= 1:0.25= 1.35:9.25= 一定要竖下过程.
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0.32:0.8=1:0.25=1.35:9.25=0.32:0.8=1:0.25=1.35:9.25=一定要竖下过程.0.32:0.8=1:0.25=1.35:9.25=0.32:0.8=1:0.2
0.32:0.8= 1:0.25= 1.35:9.25= 0.32:0.8= 1:0.25= 1.35:9.25= 一定要竖下过程.
0.32:0.8= 1:0.25= 1.35:9.25=
0.32:0.8= 1:0.25= 1.35:9.25= 一定要竖下过程.
0.32:0.8= 1:0.25= 1.35:9.25= 0.32:0.8= 1:0.25= 1.35:9.25= 一定要竖下过程.
0.32:0.8=4:1;1:0.25=4:1;1.35:9.25=0.1459
0.32:0.8= 1:0.25= 1.35:9.25= 0.32:0.8= 1:0.25= 1.35:9.25= 一定要竖下过程.
0.32:0.8 1:0.25 5.6:4.2 2:0.8
求比值,21:35,5/6:4/9 0.8:0.32 0.4:2/3 1/4:0.25求比值,21:35,5/6:4/9 0.8:0.32 0.4:2/3 1/4:0.25 0.3吨:150㎏ 4:( )=0.2 ( ):12=3/4 4:( )=32
(1+0.32)x=6.6
化简下面各比.(1)0.32:0.8 (2)1:0.25 (3)1.35:9.25
化简以下;20;8= 36;2= 68分之102= 3分之1比5分之4= 7分之3比21分之5= 15分之4比24分之4= 0.32比0.8=接着上面1比0.25= 1.35比9.25=好心的路人,急啊
8:24= 3/4:9/16= 0.25:1= 0.8:0.4=
4.5×0.8=(4+0.5)×0.8= 2.3×0.25+1.7×0.25= 0.45×99=
0.2x=0.25x-0.8
简便:(1)18÷0.75×0.75 (2)12.5×0.7×0.8 (3)0.25×4.35-0.25×0.35 = = = = = = = = =
以下是填空题,(1)28.46乘以0.25=28.46乘以( )除以4(2)28.7除以( )=478.3……0.002(3)5除以6的商用循环小数表示是( )(4)0.27乘以1.6+( )乘以1.6+1.6乘以0.32=0.8乘以1.6
求未知数X; X比0.25=4 9分之1=0.8比X
简便计算 0.8×0.25×0.4×12.5 = = =
0.8(x-1.5)=0.32.x=2还是等于1.9
8÷0.32%=
(1/2)8:5=24:( ) 42:18=( ) 化简下面各比 1.25:2 0.8:0.32 0.3吨:150千克 0.6:
小数竖式计算:032*1.2 4.8*1.2 9.8*0.5 9.8*1.3 五分钟.竖式计算全过程.如:4.8*0.25=1.24.8* 0.252 409 61.2(不用打线)1:4.8*1.2=2:0.32*1.2=3:9.8*0.5=4;9.8*1.=
(3又1/4+0.25)*4/5+5.5*80%+0.8=?