| 1. | 97 - 11 = |
84
|
96
|
67
|
86
|
| 2. | 31 - 21 = |
10
|
2
|
3
|
9
|
| 3. | 15 - 15 = |
10
|
6
|
0
|
5
|
| 4. | 60 - 42 = |
17
|
18
|
20
|
14
|
| 5. | 23 - 1 = |
23
|
47
|
22
|
49
|
| 6. | 16 - 11 = |
4
|
5
|
6
|
1
|
| 7. | 79 - 56 = |
31
|
23
|
47
|
21
|
| 8. | 22 - 4 = |
12
|
10
|
18
|
15
|
| 9. | 14 - 1 = |
20
|
13
|
16
|
11
|
| 10. | 90 - 56 = |
34
|
41
|
32
|
22
|
| 11. | 91 - 62 = |
49
|
21
|
45
|
29
|
| 12. | 54 - 4 = |
24
|
41
|
50
|
26
|
| 1. | 97 - 11 = |
84
|
96
|
67
|
86
|
| 2. | 31 - 21 = |
10
|
2
|
3
|
9
|
| 3. | 15 - 15 = |
10
|
6
|
0
|
5
|
| 4. | 60 - 42 = |
17
|
18
|
20
|
14
|
| 5. | 23 - 1 = |
23
|
47
|
22
|
49
|
| 6. | 16 - 11 = |
4
|
5
|
6
|
1
|
| 7. | 79 - 56 = |
31
|
23
|
47
|
21
|
| 8. | 22 - 4 = |
12
|
10
|
18
|
15
|
| 9. | 14 - 1 = |
20
|
13
|
16
|
11
|
| 10. | 90 - 56 = |
34
|
41
|
32
|
22
|
| 11. | 91 - 62 = |
49
|
21
|
45
|
29
|
| 12. | 54 - 4 = |
24
|
41
|
50
|
26
|