| 1. | 98 - 81 = |
20
|
19
|
15
|
17
|
| 2. | 40 - 31 = |
9
|
7
|
5
|
2
|
| 3. | 95 - 51 = |
20
|
44
|
30
|
26
|
| 4. | 61 - 41 = |
17
|
14
|
20
|
12
|
| 5. | 21 - 16 = |
5
|
1
|
9
|
6
|
| 6. | 73 - 31 = |
42
|
41
|
50
|
39
|
| 7. | 65 - 41 = |
20
|
32
|
42
|
24
|
| 8. | 32 - 31 = |
1
|
5
|
7
|
8
|
| 9. | 80 - 14 = |
69
|
75
|
59
|
66
|
| 10. | 52 - 45 = |
3
|
4
|
8
|
7
|
| 11. | 56 - 23 = |
50
|
20
|
23
|
33
|
| 12. | 35 - 28 = |
7
|
3
|
5
|
2
|
| 1. | 98 - 81 = |
20
|
19
|
15
|
17
|
| 2. | 40 - 31 = |
9
|
7
|
5
|
2
|
| 3. | 95 - 51 = |
20
|
44
|
30
|
26
|
| 4. | 61 - 41 = |
17
|
14
|
20
|
12
|
| 5. | 21 - 16 = |
5
|
1
|
9
|
6
|
| 6. | 73 - 31 = |
42
|
41
|
50
|
39
|
| 7. | 65 - 41 = |
20
|
32
|
42
|
24
|
| 8. | 32 - 31 = |
1
|
5
|
7
|
8
|
| 9. | 80 - 14 = |
69
|
75
|
59
|
66
|
| 10. | 52 - 45 = |
3
|
4
|
8
|
7
|
| 11. | 56 - 23 = |
50
|
20
|
23
|
33
|
| 12. | 35 - 28 = |
7
|
3
|
5
|
2
|