20 以内加法
日期：___________
姓名：___________
用时：___________
成绩：___________
12 + 8 =
5 + 8 =
3 + 10 =
4 + 8 =
11 + 1 =
2 + 3 =
8 + 5 =
16 + 2 =
20 + 0 =
8 + 10 =
10 + 2 =
14 + 3 =
11 + 4 =
1 + 17 =
4 + 15 =
16 + 1 =
20 + 0 =
6 + 0 =
7 + 9 =
8 + 10 =