| 1. | 28 - 12 = |
15
|
16
|
11
|
19
|
| 2. | 24 - 10 = |
19
|
15
|
17
|
14
|
| 3. | 16 - 4 = |
18
|
12
|
16
|
10
|
| 4. | 19 - 13 = |
9
|
6
|
5
|
1
|
| 5. | 21 - 10 = |
11
|
12
|
19
|
15
|
| 6. | 14 - 5 = |
7
|
9
|
5
|
6
|
| 7. | 15 - 3 = |
14
|
12
|
18
|
13
|
| 8. | 18 - 16 = |
2
|
8
|
9
|
1
|
| 9. | 27 - 24 = |
3
|
8
|
10
|
9
|
| 10. | 23 - 22 = |
7
|
1
|
5
|
6
|
| 11. | 9 - 1 = |
7
|
8
|
10
|
9
|
| 12. | 29 - 9 = |
14
|
20
|
12
|
16
|
| 1. | 28 - 12 = |
15
|
16
|
11
|
19
|
| 2. | 24 - 10 = |
19
|
15
|
17
|
14
|
| 3. | 16 - 4 = |
18
|
12
|
16
|
10
|
| 4. | 19 - 13 = |
9
|
6
|
5
|
1
|
| 5. | 21 - 10 = |
11
|
12
|
19
|
15
|
| 6. | 14 - 5 = |
7
|
9
|
5
|
6
|
| 7. | 15 - 3 = |
14
|
12
|
18
|
13
|
| 8. | 18 - 16 = |
2
|
8
|
9
|
1
|
| 9. | 27 - 24 = |
3
|
8
|
10
|
9
|
| 10. | 23 - 22 = |
7
|
1
|
5
|
6
|
| 11. | 9 - 1 = |
7
|
8
|
10
|
9
|
| 12. | 29 - 9 = |
14
|
20
|
12
|
16
|