3.直接写得数:
0 159551 159559 159565 159569 159575 159577 159581 159587 159589 159595 159601 159605 159607 159611 159617 159619 159625 159629 159631 159635 159637 159641 159643 159645 159646 159647 159649 159650 159651 159653 159655 159659 159661 159665 159667 159671 159677 159679 159685 159689 159691 159695 159701 159707 159709 159715 159719 159721 159727 159731 159737 159745 199269
0.5×1.2= | 0.963÷9= | 1.85×5= | 1.7÷0.27= | 0.8×1.25= |
7.7×0.5×0.2= | (0.2+0.2+0.2)÷0.3= | 4.2÷0.01= | 21.8-7.2-2.8= | 0.5÷0.5+(0.9-0.9)= |