| 1. | 16 - 4 = |
15
|
19
|
11
|
12
|
| 2. | 50 - 12 = |
46
|
37
|
38
|
44
|
| 3. | 20 - 10 = |
3
|
10
|
5
|
6
|
| 4. | 38 - 13 = |
25
|
48
|
31
|
39
|
| 5. | 22 - 14 = |
9
|
6
|
1
|
8
|
| 6. | 38 - 20 = |
17
|
10
|
19
|
18
|
| 7. | 9 - 9 = |
8
|
0
|
10
|
4
|
| 8. | 17 - 1 = |
10
|
12
|
16
|
13
|
| 9. | 17 - 8 = |
8
|
1
|
9
|
4
|
| 10. | 43 - 5 = |
33
|
22
|
38
|
36
|
| 11. | 22 - 18 = |
10
|
8
|
6
|
4
|
| 12. | 37 - 24 = |
14
|
19
|
17
|
13
|
| 1. | 16 - 4 = |
15
|
19
|
11
|
12
|
| 2. | 50 - 12 = |
46
|
37
|
38
|
44
|
| 3. | 20 - 10 = |
3
|
10
|
5
|
6
|
| 4. | 38 - 13 = |
25
|
48
|
31
|
39
|
| 5. | 22 - 14 = |
9
|
6
|
1
|
8
|
| 6. | 38 - 20 = |
17
|
10
|
19
|
18
|
| 7. | 9 - 9 = |
8
|
0
|
10
|
4
|
| 8. | 17 - 1 = |
10
|
12
|
16
|
13
|
| 9. | 17 - 8 = |
8
|
1
|
9
|
4
|
| 10. | 43 - 5 = |
33
|
22
|
38
|
36
|
| 11. | 22 - 18 = |
10
|
8
|
6
|
4
|
| 12. | 37 - 24 = |
14
|
19
|
17
|
13
|