20以内的加减法(270道)练习

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

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