| 1. | 11 - 7 = |
4
|
10
|
9
|
3
|
| 2. | 8 - 5 = |
4
|
3
|
2
|
10
|
| 3. | 21 - 8 = |
13
|
14
|
16
|
17
|
| 4. | 23 - 9 = |
12
|
18
|
14
|
10
|
| 5. | 30 - 21 = |
5
|
9
|
7
|
8
|
| 6. | 24 - 24 = |
4
|
9
|
8
|
0
|
| 7. | 30 - 10 = |
14
|
20
|
17
|
13
|
| 8. | 14 - 1 = |
18
|
13
|
17
|
14
|
| 9. | 17 - 3 = |
10
|
14
|
17
|
15
|
| 10. | 9 - 5 = |
5
|
4
|
7
|
10
|
| 11. | 20 - 13 = |
9
|
7
|
10
|
2
|
| 12. | 24 - 22 = |
8
|
7
|
4
|
2
|
| 1. | 11 - 7 = |
4
|
10
|
9
|
3
|
| 2. | 8 - 5 = |
4
|
3
|
2
|
10
|
| 3. | 21 - 8 = |
13
|
14
|
16
|
17
|
| 4. | 23 - 9 = |
12
|
18
|
14
|
10
|
| 5. | 30 - 21 = |
5
|
9
|
7
|
8
|
| 6. | 24 - 24 = |
4
|
9
|
8
|
0
|
| 7. | 30 - 10 = |
14
|
20
|
17
|
13
|
| 8. | 14 - 1 = |
18
|
13
|
17
|
14
|
| 9. | 17 - 3 = |
10
|
14
|
17
|
15
|
| 10. | 9 - 5 = |
5
|
4
|
7
|
10
|
| 11. | 20 - 13 = |
9
|
7
|
10
|
2
|
| 12. | 24 - 22 = |
8
|
7
|
4
|
2
|