| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 698 | 
                                    
                                    47.2%
                                 | 
| 2 | Child didnt add numbers correctly | 11 | 
                                    
                                    0.7%
                                 | 
| 3 | No attempt | 50 | 
                                    
                                    3.4%
                                 | 
| Sysmiss | 720 | 
                                    
                                    48.7%
                                 |