摘要:144÷ =12. =( ) ①1728 ②21 ③12
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你能快速算出下面各题吗?试一试.
|
(1) |
2 ×7+8= |
12 ×4= |
| (2) |
43 +29= |
6 ×3+5= |
|
(3) |
50 ×7= |
500 -9= |
| (4) |
7 ×8+6= |
120 ×4= |
|
(5) |
30 ×6= |
864 -300= |