1. | 13 - 12 = |
1
|
6
|
5
|
4
|
2. | 1 - 1 = |
10
|
0
|
6
|
3
|
3. | 12 - 9 = |
8
|
1
|
2
|
3
|
4. | 17 - 7 = |
6
|
10
|
5
|
2
|
5. | 8 - 7 = |
1
|
7
|
4
|
8
|
6. | 18 - 8 = |
10
|
4
|
8
|
7
|
7. | 5 - 1 = |
4
|
7
|
8
|
10
|
8. | 18 - 15 = |
3
|
10
|
2
|
8
|
9. | 17 - 14 = |
3
|
4
|
6
|
2
|
10. | 13 - 1 = |
20
|
19
|
12
|
17
|
11. | 7 - 4 = |
9
|
10
|
8
|
3
|
12. | 8 - 4 = |
5
|
4
|
10
|
6
|
1. | 13 - 12 = |
1
|
6
|
5
|
4
|
2. | 1 - 1 = |
10
|
0
|
6
|
3
|
3. | 12 - 9 = |
8
|
1
|
2
|
3
|
4. | 17 - 7 = |
6
|
10
|
5
|
2
|
5. | 8 - 7 = |
1
|
7
|
4
|
8
|
6. | 18 - 8 = |
10
|
4
|
8
|
7
|
7. | 5 - 1 = |
4
|
7
|
8
|
10
|
8. | 18 - 15 = |
3
|
10
|
2
|
8
|
9. | 17 - 14 = |
3
|
4
|
6
|
2
|
10. | 13 - 1 = |
20
|
19
|
12
|
17
|
11. | 7 - 4 = |
9
|
10
|
8
|
3
|
12. | 8 - 4 = |
5
|
4
|
10
|
6
|