口算．
| 0.76﹣0.6= |
8.4×5= |
3.2﹣1.34﹣1.66= |
1.25×0.8= |
| 7.2÷0.072= |
12.8﹣0.28= |
3.6×0.7÷3.6×0.7= |
2.5f﹣f= |
口算．
| 0.76﹣0.6= |
8.4×5= |
3.2﹣1.34﹣1.66= |
1.25×0.8= |
| 7.2÷0.072= |
12.8﹣0.28= |
3.6×0.7÷3.6×0.7= |
2.5f﹣f= |
试题篮
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