7．直接写出结果．
0 162623 162631 162637 162641 162647 162649 162653 162659 162661 162667 162673 162677 162679 162683 162689 162691 162697 162701 162703 162707 162709 162713 162715 162717 162718 162719 162721 162722 162723 162725 162727 162731 162733 162737 162739 162743 162749 162751 162757 162761 162763 162767 162773 162779 162781 162787 162791 162793 162799 162803 162809 162817 199269
| 0.36÷0.6= | 2.5×3×4= | 7.53+0.7= | 0÷2.34= |
| 0.3×0.2= | 9÷0.02= | 7.5÷0.125÷8= | 10-0.999= |