题目内容
口算
| 0.16×5= | 0.7÷0.01= | 6.6÷0.66= | 0.25×4= |
| 1×0.1= | 1.3×0.2= | 4÷0.8= | 5.1÷1.7= |
| 0.16×5=0.8, | 0.7÷0.01=70, | 6.6÷0.66=10, | 0.25×4=1, |
| 1×0.1=0.01, | 1.3×0.2=0.26 | 4÷0.8=5, | 5.1÷1.7=3. |
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