| 1. | 13 - 12 = |
4
|
1
|
6
|
5
|
| 2. | 14 - 5 = |
10
|
8
|
4
|
9
|
| 3. | 22 - 20 = |
6
|
2
|
9
|
8
|
| 4. | 21 - 19 = |
8
|
2
|
4
|
1
|
| 5. | 13 - 7 = |
4
|
7
|
6
|
8
|
| 6. | 24 - 15 = |
9
|
3
|
6
|
4
|
| 7. | 24 - 21 = |
1
|
3
|
8
|
10
|
| 8. | 11 - 3 = |
5
|
8
|
7
|
6
|
| 9. | 28 - 2 = |
24
|
32
|
48
|
26
|
| 10. | 25 - 23 = |
4
|
2
|
9
|
6
|
| 11. | 22 - 12 = |
10
|
4
|
1
|
8
|
| 12. | 26 - 21 = |
10
|
5
|
4
|
7
|
| 1. | 13 - 12 = |
4
|
1
|
6
|
5
|
| 2. | 14 - 5 = |
10
|
8
|
4
|
9
|
| 3. | 22 - 20 = |
6
|
2
|
9
|
8
|
| 4. | 21 - 19 = |
8
|
2
|
4
|
1
|
| 5. | 13 - 7 = |
4
|
7
|
6
|
8
|
| 6. | 24 - 15 = |
9
|
3
|
6
|
4
|
| 7. | 24 - 21 = |
1
|
3
|
8
|
10
|
| 8. | 11 - 3 = |
5
|
8
|
7
|
6
|
| 9. | 28 - 2 = |
24
|
32
|
48
|
26
|
| 10. | 25 - 23 = |
4
|
2
|
9
|
6
|
| 11. | 22 - 12 = |
10
|
4
|
1
|
8
|
| 12. | 26 - 21 = |
10
|
5
|
4
|
7
|