1. | 20 - 18 = |
6
|
8
|
2
|
1
|
2. | 11 - 9 = |
2
|
6
|
4
|
1
|
3. | 11 - 8 = |
10
|
4
|
3
|
9
|
4. | 18 - 3 = |
16
|
19
|
15
|
13
|
5. | 19 - 5 = |
14
|
17
|
15
|
10
|
6. | 8 - 2 = |
8
|
7
|
6
|
9
|
7. | 18 - 9 = |
7
|
3
|
9
|
1
|
8. | 13 - 5 = |
9
|
8
|
10
|
5
|
9. | 15 - 12 = |
9
|
6
|
10
|
3
|
10. | 10 - 10 = |
10
|
7
|
5
|
0
|
11. | 20 - 12 = |
6
|
8
|
10
|
5
|
12. | 12 - 2 = |
8
|
10
|
4
|
5
|
1. | 20 - 18 = |
6
|
8
|
2
|
1
|
2. | 11 - 9 = |
2
|
6
|
4
|
1
|
3. | 11 - 8 = |
10
|
4
|
3
|
9
|
4. | 18 - 3 = |
16
|
19
|
15
|
13
|
5. | 19 - 5 = |
14
|
17
|
15
|
10
|
6. | 8 - 2 = |
8
|
7
|
6
|
9
|
7. | 18 - 9 = |
7
|
3
|
9
|
1
|
8. | 13 - 5 = |
9
|
8
|
10
|
5
|
9. | 15 - 12 = |
9
|
6
|
10
|
3
|
10. | 10 - 10 = |
10
|
7
|
5
|
0
|
11. | 20 - 12 = |
6
|
8
|
10
|
5
|
12. | 12 - 2 = |
8
|
10
|
4
|
5
|