| questions | answer | % Correct |
|---|---|---|
| 50-60 | -10 | 100%
|
| 31+77 | 108 | 100%
|
| 8-1 | 7 | 100%
|
| 90+10 | 100 | 98%
|
| 63+47 | 110 | 98%
|
| 6x2 | 12 | 98%
|
| 22-20 | 2 | 98%
|
| 12+14 | 26 | 98%
|
| 39-9 | 30 | 98%
|
| 5x8 | 40 | 98%
|
| 7x7 | 49 | 98%
|
| 9x9 | 81 | 98%
|
| 92-6 | 86 | 98%
|
| 88+9 | 97 | 98%
|
| 4x9 | 36 | 96%
|