| 1. | 84 - 72 = |
12
|
16
|
20
|
17
|
| 2. | 90 - 30 = |
63
|
60
|
81
|
65
|
| 3. | 54 - 50 = |
6
|
2
|
4
|
8
|
| 4. | 70 - 25 = |
25
|
22
|
45
|
47
|
| 5. | 82 - 45 = |
24
|
31
|
43
|
37
|
| 6. | 44 - 26 = |
10
|
19
|
18
|
12
|
| 7. | 27 - 22 = |
3
|
8
|
6
|
5
|
| 8. | 84 - 17 = |
82
|
65
|
88
|
67
|
| 9. | 100 - 64 = |
36
|
33
|
20
|
31
|
| 10. | 36 - 34 = |
1
|
3
|
2
|
6
|
| 11. | 25 - 24 = |
6
|
1
|
7
|
2
|
| 12. | 42 - 39 = |
2
|
1
|
3
|
9
|
| 1. | 84 - 72 = |
12
|
16
|
20
|
17
|
| 2. | 90 - 30 = |
63
|
60
|
81
|
65
|
| 3. | 54 - 50 = |
6
|
2
|
4
|
8
|
| 4. | 70 - 25 = |
25
|
22
|
45
|
47
|
| 5. | 82 - 45 = |
24
|
31
|
43
|
37
|
| 6. | 44 - 26 = |
10
|
19
|
18
|
12
|
| 7. | 27 - 22 = |
3
|
8
|
6
|
5
|
| 8. | 84 - 17 = |
82
|
65
|
88
|
67
|
| 9. | 100 - 64 = |
36
|
33
|
20
|
31
|
| 10. | 36 - 34 = |
1
|
3
|
2
|
6
|
| 11. | 25 - 24 = |
6
|
1
|
7
|
2
|
| 12. | 42 - 39 = |
2
|
1
|
3
|
9
|