在横线上填上“>”、“<”或“=”
| 1________ | 5080-807________4200 |
| 4560-1789________2800 | |
| 943+3600________5000 | |
| 8080-270________8800-270 | 9800-2340________9080-2340. |
直接写得数.
| 2×35= | 28+39= | 440÷4= | 600+40= |
| 680-600= | 70÷5= | 300÷5= | 52-19= |
| 1________ | 5080-807________4200 |
| 4560-1789________2800 | |
| 943+3600________5000 | |
| 8080-270________8800-270 | 9800-2340________9080-2340. |
| 2×35= | 28+39= | 440÷4= | 600+40= |
| 680-600= | 70÷5= | 300÷5= | 52-19= |