7.直接写出得数
5.1+0.68= | 1-0.32= | 5.64-2.64= | 65.8-0.01= |
25÷1000= | 14.5+5.5= | 10.1×100= | 5.2+0.2= |
3.直接写得数
0 161522 161530 161536 161540 161546 161548 161552 161558 161560 161566 161572 161576 161578 161582 161588 161590 161596 161600 161602 161606 161608 161612 161614 161616 161617 161618 161620 161621 161622 161624 161626 161630 161632 161636 161638 161642 161648 161650 161656 161660 161662 161666 161672 161678 161680 161686 161690 161692 161698 161702 161708 161716 199269
80÷4 | 120÷6 | 480÷8 | 180÷3 | 300÷5 |
400÷8 | 810÷9 | 560÷7 | 720÷8 | 630÷9 |
8×40 | 700×4 | 60×5 | 8×40+5 | 8+40×2 |