| 1. | 5 + 2 = |
3
|
6
|
1
|
7
|
| 2. | 10 + 2 = |
12
|
10
|
20
|
17
|
| 3. | 8 + 4 = |
19
|
12
|
11
|
15
|
| 4. | 10 + 5 = |
14
|
19
|
17
|
15
|
| 5. | 10 + 8 = |
20
|
10
|
18
|
12
|
| 6. | 9 + 8 = |
17
|
11
|
13
|
15
|
| 7. | 4 + 3 = |
9
|
7
|
6
|
2
|
| 8. | 5 + 3 = |
6
|
2
|
9
|
8
|
| 9. | 4 + 1 = |
3
|
10
|
5
|
4
|
| 10. | 7 + 3 = |
6
|
10
|
1
|
4
|
| 11. | 10 + 9 = |
19
|
13
|
20
|
11
|
| 12. | 5 + 4 = |
9
|
2
|
8
|
6
|
| 1. | 5 + 2 = |
3
|
6
|
1
|
7
|
| 2. | 10 + 2 = |
12
|
10
|
20
|
17
|
| 3. | 8 + 4 = |
19
|
12
|
11
|
15
|
| 4. | 10 + 5 = |
14
|
19
|
17
|
15
|
| 5. | 10 + 8 = |
20
|
10
|
18
|
12
|
| 6. | 9 + 8 = |
17
|
11
|
13
|
15
|
| 7. | 4 + 3 = |
9
|
7
|
6
|
2
|
| 8. | 5 + 3 = |
6
|
2
|
9
|
8
|
| 9. | 4 + 1 = |
3
|
10
|
5
|
4
|
| 10. | 7 + 3 = |
6
|
10
|
1
|
4
|
| 11. | 10 + 9 = |
19
|
13
|
20
|
11
|
| 12. | 5 + 4 = |
9
|
2
|
8
|
6
|