计算
$4÷0.8=$
$0.52÷0.4=$
$1.6×0.5=$
$7.5÷0.03=$
$0.68÷0.04=$
$0.18×0.5=$
$4.36×0=$
$7÷100=$
$5.3÷0.53=$
$4.2÷10=$
$4÷0.4=$
$0.25×8=$
$24÷10=$
$40÷0.2=$
$0.25×4=$
$0.45÷0.45=$
$1÷0.2=$
$0.44÷0.11=$
$0.51÷5.1=$
$6÷0.12=$
$7.2÷0.8=$
$47÷0.47=$
$4.6×0.01=$
$0÷0.6=$
$2.5÷0.5=$
$1.4÷0.7=$
$0.24×5=$
$42÷0.2=$
$63÷6.3=$
$0.3×0.4=$
$8.4÷4=$
$0.24÷10=$
$0.6÷0.6=$
$1.5×8=$
$0.32÷0.4=$
$8.8÷0.8=$
$2÷20=$
$0.4×0.4=$
$1.8÷0.06=$
$2.7÷9=$
$0.1÷0.1=$
$0.1×0.1=$
$8.4÷0.7=$
$20÷0.02=$
$0.75×4=$

$4÷0.8=5$
$0.52÷0.4=1.3$
$1.6×0.5=0.8$
$7.5÷0.03=250$
$0.68÷0.04=17$
$0.18×0.5=0.09$
$4.36×0=0$
$7÷100=0.07$
$5.3÷0.53=10$
$4.2÷10=0.42$
$4÷0.4=10$
$0.25×8=2$
$24÷10=2.4$
$40÷0.2=200$
$0.25×4=1$
$0.45÷0.45=1$
$1÷0.2=5$
$0.44÷0.11=4$
$0.51÷5.1=0.1$
$6÷0.12=50$
$7.2÷0.8=9$
$47÷0.47=100$
$4.6×0.01=0.046$
$0÷0.6=0$
$2.5÷0.5=5$
$1.4÷0.7=2$
$0.24×5=1.2$
$42÷0.2=210$
$63÷6.3=10$
$0.3×0.4=0.12$
$8.4÷4=2.1$
$0.24÷10=0.024$
$0.6÷0.6=1$
$1.5×8=12$
$0.32÷0.4=0.8$
$8.8÷0.8=11$
$2÷20=0.1$
$0.4×0.4=0.16$
$1.8÷0.06=30$
$2.7÷9=0.3$
$0.1÷0.1=1$
$0.1×0.1=0.01$
$8.4÷0.7=12$
$20÷0.02=1000$
$0.75×4=3$

填空

|算式|得数保留一位小数|得数保留两位小数|得数保留三位小数|
| ---- | ---- | ---- | ---- |
|$38÷3$|12.7|12.67|12.667|
|$27.8÷9$|3.1|3.09|3.089|
|$56.4÷7$|8.1|8.06|8.057|