| 1. | 15 - 13 = |
2
|
4
|
1
|
8
|
| 2. | 13 - 3 = |
10
|
6
|
9
|
7
|
| 3. | 20 - 11 = |
10
|
6
|
7
|
9
|
| 4. | 14 - 4 = |
1
|
8
|
9
|
10
|
| 5. | 15 - 4 = |
12
|
11
|
14
|
13
|
| 6. | 25 - 18 = |
2
|
7
|
5
|
3
|
| 7. | 6 - 5 = |
3
|
6
|
1
|
8
|
| 8. | 27 - 21 = |
7
|
6
|
3
|
4
|
| 9. | 17 - 13 = |
5
|
3
|
4
|
9
|
| 10. | 13 - 11 = |
7
|
2
|
4
|
1
|
| 11. | 15 - 15 = |
0
|
1
|
5
|
6
|
| 12. | 24 - 13 = |
13
|
19
|
11
|
10
|
| 1. | 15 - 13 = |
2
|
4
|
1
|
8
|
| 2. | 13 - 3 = |
10
|
6
|
9
|
7
|
| 3. | 20 - 11 = |
10
|
6
|
7
|
9
|
| 4. | 14 - 4 = |
1
|
8
|
9
|
10
|
| 5. | 15 - 4 = |
12
|
11
|
14
|
13
|
| 6. | 25 - 18 = |
2
|
7
|
5
|
3
|
| 7. | 6 - 5 = |
3
|
6
|
1
|
8
|
| 8. | 27 - 21 = |
7
|
6
|
3
|
4
|
| 9. | 17 - 13 = |
5
|
3
|
4
|
9
|
| 10. | 13 - 11 = |
7
|
2
|
4
|
1
|
| 11. | 15 - 15 = |
0
|
1
|
5
|
6
|
| 12. | 24 - 13 = |
13
|
19
|
11
|
10
|