口算
| 0.5×5= | 0.2-0.2= | 6.5÷100= | 0.61÷10= |
| 1.25×8= | 4.85×0= | 0.08×0.9= | 1000×3.08= |
| 9.5+0.52= | 4.8-2.5= | 7.3×100= | 6.7-4.5= |
| 0.24÷4= | 5.2÷4= | 1.5×0.04= | 0.45÷9= |
| 0.5×5= | 0.2-0.2= | 6.5÷100= | 0.61÷10= |
| 1.25×8= | 4.85×0= | 0.08×0.9= | 1000×3.08= |
| 9.5+0.52= | 4.8-2.5= | 7.3×100= | 6.7-4.5= |
| 0.24÷4= | 5.2÷4= | 1.5×0.04= | 0.45÷9= |