| 1. | 15 - 8 = |
10
|
3
|
7
|
5
|
| 2. | 14 - 10 = |
8
|
9
|
7
|
4
|
| 3. | 9 - 9 = |
1
|
5
|
0
|
7
|
| 4. | 10 - 5 = |
10
|
4
|
5
|
9
|
| 5. | 15 - 4 = |
12
|
11
|
19
|
15
|
| 6. | 9 - 5 = |
2
|
4
|
3
|
7
|
| 7. | 10 - 7 = |
8
|
2
|
3
|
9
|
| 8. | 5 - 1 = |
2
|
8
|
5
|
4
|
| 9. | 8 - 6 = |
2
|
10
|
1
|
4
|
| 10. | 15 - 14 = |
7
|
2
|
3
|
1
|
| 11. | 9 - 2 = |
8
|
9
|
7
|
4
|
| 12. | 13 - 1 = |
20
|
12
|
16
|
10
|
| 1. | 15 - 8 = |
10
|
3
|
7
|
5
|
| 2. | 14 - 10 = |
8
|
9
|
7
|
4
|
| 3. | 9 - 9 = |
1
|
5
|
0
|
7
|
| 4. | 10 - 5 = |
10
|
4
|
5
|
9
|
| 5. | 15 - 4 = |
12
|
11
|
19
|
15
|
| 6. | 9 - 5 = |
2
|
4
|
3
|
7
|
| 7. | 10 - 7 = |
8
|
2
|
3
|
9
|
| 8. | 5 - 1 = |
2
|
8
|
5
|
4
|
| 9. | 8 - 6 = |
2
|
10
|
1
|
4
|
| 10. | 15 - 14 = |
7
|
2
|
3
|
1
|
| 11. | 9 - 2 = |
8
|
9
|
7
|
4
|
| 12. | 13 - 1 = |
20
|
12
|
16
|
10
|