| rekensom | antwoord | % Correct |
|---|---|---|
| 3+8 | 11 | 100%
|
| 221+0 | 221 | 100%
|
| 7+18 | 25 | 100%
|
| 283+10 | 293 | 100%
|
| 440+19 | 459 | 100%
|
| 909+55 | 964 | 100%
|
| 10+999 | 1009 | 98%
|
| 708+99 | 807 | 96%
|
| 30+30 | 60 | 94%
|
| 101+77 | 178 | 92%
|
| 1000+988 | 1988 | 90%
|
| 309+112 | 421 | 88%
|
| 1009+524 | 1533 | 86%
|
| 722+909 | 1631 | 86%
|
| 888+77 | 965 | 82%
|