20以内的加减法(70道)练习

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

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