| 1. | 11 + 10 = |
21
|
39
|
50
|
49
|
| 2. | 6 + 5 = |
19
|
12
|
18
|
11
|
| 3. | 20 + 7 = |
27
|
33
|
39
|
30
|
| 4. | 20 + 9 = |
44
|
37
|
29
|
40
|
| 5. | 12 + 1 = |
13
|
10
|
18
|
11
|
| 6. | 24 + 6 = |
27
|
33
|
30
|
23
|
| 7. | 23 + 1 = |
25
|
24
|
23
|
20
|
| 8. | 23 + 19 = |
48
|
43
|
39
|
42
|
| 9. | 25 + 6 = |
20
|
21
|
31
|
23
|
| 10. | 6 + 1 = |
2
|
7
|
5
|
1
|
| 11. | 22 + 19 = |
37
|
25
|
41
|
40
|
| 12. | 18 + 7 = |
43
|
36
|
25
|
28
|
| 1. | 11 + 10 = |
21
|
39
|
50
|
49
|
| 2. | 6 + 5 = |
19
|
12
|
18
|
11
|
| 3. | 20 + 7 = |
27
|
33
|
39
|
30
|
| 4. | 20 + 9 = |
44
|
37
|
29
|
40
|
| 5. | 12 + 1 = |
13
|
10
|
18
|
11
|
| 6. | 24 + 6 = |
27
|
33
|
30
|
23
|
| 7. | 23 + 1 = |
25
|
24
|
23
|
20
|
| 8. | 23 + 19 = |
48
|
43
|
39
|
42
|
| 9. | 25 + 6 = |
20
|
21
|
31
|
23
|
| 10. | 6 + 1 = |
2
|
7
|
5
|
1
|
| 11. | 22 + 19 = |
37
|
25
|
41
|
40
|
| 12. | 18 + 7 = |
43
|
36
|
25
|
28
|