13.直接写出的数.
0 155563 155571 155577 155581 155587 155589 155593 155599 155601 155607 155613 155617 155619 155623 155629 155631 155637 155641 155643 155647 155649 155653 155655 155657 155658 155659 155661 155662 155663 155665 155667 155671 155673 155677 155679 155683 155689 155691 155697 155701 155703 155707 155713 155719 155721 155727 155731 155733 155739 155743 155749 155757 199269
500×40= | 130×30= | 50×280= | 80×700= | 60×200= | 40×210= |
370×20= | 6×500= | 75×200= | 420×30= | 240×50= | 950÷50= |