怎样简便就怎样算.
| 21.27-3.9+0.73-16.1 | (45.9-32.7)÷8÷0.125 |
| 16.8×10.1 | 6.73×5.8+0.42×67.3 |
| 68.4×99 | 32×0.25×1.25. |
| 21.27-3.9+0.73-16.1 | (45.9-32.7)÷8÷0.125 |
| 16.8×10.1 | 6.73×5.8+0.42×67.3 |
| 68.4×99 | 32×0.25×1.25. |