| 口算: 35+416=________; | 710-182________; | 51.7-34.8________; | |
| 125×8=________; | 468÷12=________; | 1.25×2.4=________. |
| 30×23= | 390÷3= | 90×80= | 14×30= |
| 840÷4= | 600÷2= | 180÷3= | 120×2= |
| 55-29= | 21×40= | 73×10= | 42×3= |
| 100÷5= | 50×80= | 270÷9= | |
| 1- |
| 口算: 35+416=________; | 710-182________; | 51.7-34.8________; | |
| 125×8=________; | 468÷12=________; | 1.25×2.4=________. |
| 30×23= | 390÷3= | 90×80= | 14×30= |
| 840÷4= | 600÷2= | 180÷3= | 120×2= |
| 55-29= | 21×40= | 73×10= | 42×3= |
| 100÷5= | 50×80= | 270÷9= | |
| 1- |