| 1. | 16 - 14 = |
7
|
4
|
5
|
2
|
| 2. | 12 - 6 = |
4
|
6
|
2
|
5
|
| 3. | 18 - 17 = |
1
|
2
|
10
|
5
|
| 4. | 14 - 6 = |
2
|
3
|
8
|
1
|
| 5. | 16 - 11 = |
6
|
5
|
10
|
3
|
| 6. | 12 - 2 = |
7
|
1
|
5
|
10
|
| 7. | 16 - 15 = |
6
|
1
|
5
|
7
|
| 8. | 20 - 1 = |
19
|
13
|
12
|
10
|
| 9. | 17 - 16 = |
5
|
4
|
6
|
1
|
| 10. | 20 - 19 = |
8
|
3
|
1
|
2
|
| 11. | 20 - 19 = |
1
|
6
|
4
|
7
|
| 12. | 11 - 1 = |
3
|
1
|
10
|
6
|
| 1. | 16 - 14 = |
7
|
4
|
5
|
2
|
| 2. | 12 - 6 = |
4
|
6
|
2
|
5
|
| 3. | 18 - 17 = |
1
|
2
|
10
|
5
|
| 4. | 14 - 6 = |
2
|
3
|
8
|
1
|
| 5. | 16 - 11 = |
6
|
5
|
10
|
3
|
| 6. | 12 - 2 = |
7
|
1
|
5
|
10
|
| 7. | 16 - 15 = |
6
|
1
|
5
|
7
|
| 8. | 20 - 1 = |
19
|
13
|
12
|
10
|
| 9. | 17 - 16 = |
5
|
4
|
6
|
1
|
| 10. | 20 - 19 = |
8
|
3
|
1
|
2
|
| 11. | 20 - 19 = |
1
|
6
|
4
|
7
|
| 12. | 11 - 1 = |
3
|
1
|
10
|
6
|