20以内的加减法(300道)练习

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

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