日期:____/____

20以内加减法混合

11-20各数的认识专项
用时:________
13 + 3 = 16
15 - 3 = 12
17 - 5 = 12
4 + 10 = 14
6 + 6 = 12
16 - 6 = 10
17 - 10 = 7
12 - 2 = 10
18 - 8 = 10
6 + 9 = 15
7 + 4 = 11
17 - 3 = 14
15 + 3 = 18
6 + 7 = 13
13 - 3 = 10
11 - 10 = 1
7 + 8 = 15
7 + 6 = 13
15 + 2 = 17
12 + 6 = 18
8 + 4 = 12
14 + 3 = 17
10 + 1 = 11
12 - 10 = 2
13 + 5 = 18
1 + 10 = 11