7．直接写出得数
0 159461 159469 159475 159479 159485 159487 159491 159497 159499 159505 159511 159515 159517 159521 159527 159529 159535 159539 159541 159545 159547 159551 159553 159555 159556 159557 159559 159560 159561 159563 159565 159569 159571 159575 159577 159581 159587 159589 159595 159599 159601 159605 159611 159617 159619 159625 159629 159631 159637 159641 159647 159655 199269
| 60×60= | 11×30= | 20×14= | 6000÷6= |
| 1.6-0.8= | 9.8+0.5= | 4.8-1.9= | 4.3-1.6= |
| 9+0.8= | 800÷2= | 17×30= | 0.7+1.7= |
