直接写出得数.
| 21×30= | 360÷9= | 240÷2= | 0÷103= | 61×29≈ |
| 400÷5= | 40×70= | 0×210= | 20×15= | 401÷4≈ |
得数是几,知道吗?
| 7×6= | 4×9= | 54+6= | 25-8= |
| 8×7= | 6×5= | 9×7= | 4×6= |
| 45+30= | 67-60= | 0×6= | 8+27= |
| 91-20= | 5×9= | 38+8= | 54-6= |
| 21×30= | 360÷9= | 240÷2= | 0÷103= | 61×29≈ |
| 400÷5= | 40×70= | 0×210= | 20×15= | 401÷4≈ |
| 7×6= | 4×9= | 54+6= | 25-8= |
| 8×7= | 6×5= | 9×7= | 4×6= |
| 45+30= | 67-60= | 0×6= | 8+27= |
| 91-20= | 5×9= | 38+8= | 54-6= |