1) 11 + 1 = |
5) 13 + 4 = |
2) 14 + 2 = |
6) 15 + 3 = |
3) 12 + 2 = |
7) 11 + 4 = |
4) 16 + 4 = |
8) 16 + 3 = |
1) 20-1 = |
5) |
17-2 = |
2) 14-3 = |
6) |
18-8 = |
3) 19-2 = |
7) |
15-3 = |
4) 18-4 = |
8) |
16-3 = |
1) 14-4 = |
5) 19-4= |
2) 17-3 = |
6) 20-2 = |
3) 16-5 = |
7) 18-1 = |
4) 13-1 = |
8) 19-3 = |