20以内的加减法(280道)练习

⏱ 耗时:00:00
题数:
1. 6 - 6 =
2. 6 - 5 =
3. 1 + 2 =
4. 9 + 1 =
5. 1 - 1 =
6. 15 - 10 =
7. 15 - 11 =
8. 3 + 8 =
9. 18 + 1 =
10. 17 + 2 =
11. 12 + 2 =
12. 5 + 1 =
13. 5 - 4 =
14. 19 + 1 =
15. 14 - 13 =
16. 16 + 1 =
17. 20 + 0 =
18. 11 - 10 =
19. 15 - 7 =
20. 19 - 9 =
正确:0 错误:0

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