11~20的加减法 口算题打印
1.12 + 2 = 14
2.13 - 7 = 6
3.16 - 1 = 17
4.19 - 9 = 10
5.15 - 5 = 10
6.16 + 6 = 22
7.15 + 0 = 15
8.16 + 2 = 14
9.15 - 6 = 21
10.11 + 4 = 15
11.12 + 5 = 17
12.12 + 2 = 10
13.12 + 5 = 17
14.16 + 3 = 13
15.20 + 7 = 27
16.11 - 3 = 8
17.16 - 1 = 17
18.18 + 9 = 9
19.17 + 0 = 17
20.20 + 5 = 25
21.20 + 3 = 23
22.20 - 0 = 20
23.19 - 2 = 17
24.11 - 7 = 4
25.18 + 5 = 23
26.12 - 4 = 8
27.11 + 8 = 3
28.15 + 4 = 11
29.15 + 0 = 15
30.17 + 7 = 24
31.19 - 8 = 27
32.11 - 5 = 6
33.18 - 1 = 19
34.18 - 3 = 15
35.13 - 7 = 6
36.16 - 3 = 19
37.18 + 7 = 11
38.13 + 6 = 19
39.19 + 7 = 12