题目内容
| 心算. 2.5÷0.5= | 3÷0.5= |
| 4.5÷0.09= | 4.9÷0.7= |
| 2÷0.4= | 0.3÷0.05= |
| 0.6÷0.2= | 1÷0.1= |
| 8÷0.01= | 6.3÷0.9= |
| 4÷0.8= | 5÷0.005= |
2.5÷0.5=5 | 3÷0.5=6 |
| 4.5÷0.09=50 | 4.9÷0.7=7 |
| 2÷0.4=5 | 0.3÷0.05=6 |
| 0.6÷0.2=3 | 1÷0.1=10 |
| 8÷0.01=800 | 6.3÷0.9=7 |
| 4÷0.8=5 | 5÷0.005=1000 |
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