在横线里填上“>”“<”或“=”.
| 45021 < < 128671 |
58001 < < 58万 |
504÷12 = = 504÷2÷6 |
| 2000 < < 41×52 |
36×120 = = 12×360 |
480÷4 = = 4800÷40 |