| 1. | 19 + 19 = |
30
|
38
|
22
|
48
|
| 2. | 12 + 11 = |
23
|
49
|
33
|
32
|
| 3. | 15 + 1 = |
14
|
19
|
16
|
13
|
| 4. | 10 + 10 = |
14
|
18
|
16
|
20
|
| 5. | 21 + 2 = |
23
|
22
|
48
|
31
|
| 6. | 16 + 13 = |
31
|
41
|
22
|
29
|
| 7. | 15 + 7 = |
34
|
41
|
32
|
22
|
| 8. | 3 + 3 = |
4
|
6
|
5
|
8
|
| 9. | 18 + 3 = |
23
|
50
|
21
|
36
|
| 10. | 24 + 18 = |
36
|
48
|
42
|
50
|
| 11. | 23 + 8 = |
24
|
33
|
30
|
31
|
| 12. | 25 + 3 = |
24
|
37
|
28
|
40
|
| 1. | 19 + 19 = |
30
|
38
|
22
|
48
|
| 2. | 12 + 11 = |
23
|
49
|
33
|
32
|
| 3. | 15 + 1 = |
14
|
19
|
16
|
13
|
| 4. | 10 + 10 = |
14
|
18
|
16
|
20
|
| 5. | 21 + 2 = |
23
|
22
|
48
|
31
|
| 6. | 16 + 13 = |
31
|
41
|
22
|
29
|
| 7. | 15 + 7 = |
34
|
41
|
32
|
22
|
| 8. | 3 + 3 = |
4
|
6
|
5
|
8
|
| 9. | 18 + 3 = |
23
|
50
|
21
|
36
|
| 10. | 24 + 18 = |
36
|
48
|
42
|
50
|
| 11. | 23 + 8 = |
24
|
33
|
30
|
31
|
| 12. | 25 + 3 = |
24
|
37
|
28
|
40
|