| 1. | 50 - 20 = |
29
|
42
|
30
|
32
|
| 2. | 35 - 2 = |
49
|
33
|
44
|
41
|
| 3. | 43 - 34 = |
2
|
9
|
7
|
3
|
| 4. | 38 - 34 = |
6
|
4
|
2
|
9
|
| 5. | 47 - 11 = |
36
|
42
|
35
|
22
|
| 6. | 38 - 31 = |
7
|
5
|
10
|
2
|
| 7. | 17 - 16 = |
1
|
10
|
4
|
2
|
| 8. | 45 - 6 = |
25
|
22
|
50
|
39
|
| 9. | 42 - 5 = |
46
|
37
|
50
|
40
|
| 10. | 15 - 12 = |
9
|
3
|
8
|
4
|
| 11. | 24 - 19 = |
7
|
2
|
5
|
10
|
| 12. | 47 - 21 = |
30
|
20
|
26
|
21
|
| 1. | 50 - 20 = |
29
|
42
|
30
|
32
|
| 2. | 35 - 2 = |
49
|
33
|
44
|
41
|
| 3. | 43 - 34 = |
2
|
9
|
7
|
3
|
| 4. | 38 - 34 = |
6
|
4
|
2
|
9
|
| 5. | 47 - 11 = |
36
|
42
|
35
|
22
|
| 6. | 38 - 31 = |
7
|
5
|
10
|
2
|
| 7. | 17 - 16 = |
1
|
10
|
4
|
2
|
| 8. | 45 - 6 = |
25
|
22
|
50
|
39
|
| 9. | 42 - 5 = |
46
|
37
|
50
|
40
|
| 10. | 15 - 12 = |
9
|
3
|
8
|
4
|
| 11. | 24 - 19 = |
7
|
2
|
5
|
10
|
| 12. | 47 - 21 = |
30
|
20
|
26
|
21
|