| 1. | 18 - 6 = |
12
|
16
|
11
|
18
|
| 2. | 14 - 4 = |
1
|
6
|
4
|
10
|
| 3. | 18 - 15 = |
8
|
3
|
4
|
5
|
| 4. | 28 - 13 = |
20
|
16
|
17
|
15
|
| 5. | 30 - 15 = |
15
|
11
|
13
|
20
|
| 6. | 20 - 3 = |
17
|
10
|
20
|
14
|
| 7. | 4 - 2 = |
9
|
2
|
3
|
5
|
| 8. | 30 - 29 = |
7
|
9
|
1
|
10
|
| 9. | 24 - 24 = |
4
|
9
|
0
|
10
|
| 10. | 33 - 27 = |
9
|
5
|
6
|
1
|
| 11. | 25 - 11 = |
15
|
14
|
13
|
20
|
| 12. | 19 - 13 = |
3
|
6
|
10
|
8
|
| 1. | 18 - 6 = |
12
|
16
|
11
|
18
|
| 2. | 14 - 4 = |
1
|
6
|
4
|
10
|
| 3. | 18 - 15 = |
8
|
3
|
4
|
5
|
| 4. | 28 - 13 = |
20
|
16
|
17
|
15
|
| 5. | 30 - 15 = |
15
|
11
|
13
|
20
|
| 6. | 20 - 3 = |
17
|
10
|
20
|
14
|
| 7. | 4 - 2 = |
9
|
2
|
3
|
5
|
| 8. | 30 - 29 = |
7
|
9
|
1
|
10
|
| 9. | 24 - 24 = |
4
|
9
|
0
|
10
|
| 10. | 33 - 27 = |
9
|
5
|
6
|
1
|
| 11. | 25 - 11 = |
15
|
14
|
13
|
20
|
| 12. | 19 - 13 = |
3
|
6
|
10
|
8
|