17.直接写得数(除不尽的用循环小数简写形式表示)
| 2.4÷0.2= | 128.5×1= | 70.8÷0.1= | 7.375+5= | 3.5÷0.07= |
| 2×0.16×0.5= | 1.8×0.2= | 0×10.4= | 3.26×0.1= | 15.7+0.3= |
| 10-0.99= | 2.5+75= | 4.95÷0.9= | 9.65÷0.1= | 0.35×0.6= |
| 3.08×0.01= | 0.4÷3= | 9÷11= | 0.32÷0.6= | 10÷3.3= |
11.如图的纸片折起来可以做成一个正方体.1号面的对面是( )号面.

0 142537 142545 142551 142555 142561 142563 142567 142573 142575 142581 142587 142591 142593 142597 142603 142605 142611 142615 142617 142621 142623 142627 142629 142631 142632 142633 142635 142636 142637 142639 142641 142645 142647 142651 142653 142657 142663 142665 142671 142675 142677 142681 142687 142693 142695 142701 142705 142707 142713 142717 142723 142731 199269
| A. | 3 | B. | 4 | C. | 5 | D. | 6 |