| 1. | 28 - 15 = |
11
|
10
|
15
|
13
|
| 2. | 23 - 10 = |
17
|
10
|
13
|
18
|
| 3. | 30 - 28 = |
7
|
10
|
2
|
6
|
| 4. | 11 - 11 = |
7
|
6
|
0
|
9
|
| 5. | 29 - 11 = |
19
|
16
|
15
|
18
|
| 6. | 11 - 7 = |
4
|
2
|
10
|
7
|
| 7. | 26 - 19 = |
8
|
7
|
6
|
2
|
| 8. | 30 - 12 = |
16
|
20
|
14
|
18
|
| 9. | 25 - 18 = |
9
|
4
|
7
|
6
|
| 10. | 11 - 1 = |
5
|
1
|
10
|
8
|
| 11. | 29 - 4 = |
43
|
39
|
25
|
45
|
| 12. | 30 - 19 = |
14
|
12
|
16
|
11
|
| 1. | 28 - 15 = |
11
|
10
|
15
|
13
|
| 2. | 23 - 10 = |
17
|
10
|
13
|
18
|
| 3. | 30 - 28 = |
7
|
10
|
2
|
6
|
| 4. | 11 - 11 = |
7
|
6
|
0
|
9
|
| 5. | 29 - 11 = |
19
|
16
|
15
|
18
|
| 6. | 11 - 7 = |
4
|
2
|
10
|
7
|
| 7. | 26 - 19 = |
8
|
7
|
6
|
2
|
| 8. | 30 - 12 = |
16
|
20
|
14
|
18
|
| 9. | 25 - 18 = |
9
|
4
|
7
|
6
|
| 10. | 11 - 1 = |
5
|
1
|
10
|
8
|
| 11. | 29 - 4 = |
43
|
39
|
25
|
45
|
| 12. | 30 - 19 = |
14
|
12
|
16
|
11
|