| 直接写出得数: 5.46+1.56+3=________; | 63× | 3.4-0.8=________; | |
| 0.99×9+0.99=________; | 6:8=________; | 21.7÷7=________; | 18+18+18=________; |
| 1- | 2006-16=________. |
| 直接写出得数: 5.46+1.56+3=________; | 63× | 3.4-0.8=________; | |
| 0.99×9+0.99=________; | 6:8=________; | 21.7÷7=________; | 18+18+18=________; |
| 1- | 2006-16=________. |