| Problem | Answer | % Correct |
|---|---|---|
| 1+1 | 2 | 100%
|
| 2+2 | 4 | 100%
|
| 2+3 | 5 | 100%
|
| 4+9 | 13 | 99%
|
| 3+0 | 3 | 99%
|
| 5+6 | 11 | 97%
|
| 7-5 | 2 | 95%
|
| 10+4 | 14 | 92%
|
| 12-12 | 0 | 91%
|
| 6+4 | 10 | 91%
|
| 3+7 | 10 | 91%
|
| 5+7 | 12 | 91%
|
| 5+9 | 14 | 91%
|
| 9-3 | 6 | 91%
|
| 7-0 | 7 | 91%
|
| 4+6 | 10 | 89%
|
| 6-4 | 2 | 89%
|
| 17+1 | 18 | 87%
|
| 7+2 | 9 | 87%
|
| 9-4 | 5 | 86%
|
| 1+7 | 8 | 85%
|
| 9-9 | 0 | 84%
|
| 81-81 | 0 | 84%
|
| 8+3 | 11 | 84%
|
| 12345+0 | 12345 | 84%
|
| 13-5 | 8 | 81%
|
| 7+9 | 16 | 80%
|
| 8+12 | 20 | 78%
|
| 8+5 | 13 | 77%
|
| 20-18 | 2 | 77%
|
| 11+6 | 17 | 75%
|
| 4+7 | 11 | 71%
|
| 8+7 | 15 | 68%
|
| 9+8 | 17 | 67%
|
| 17-9 | 8 | 66%
|
| 4-2 | 2 | 63%
|
| 13-6 | 7 | 63%
|
| 3-0 | 3 | 62%
|
| 123+3 | 126 | 61%
|
| 16+9 | 25 | 57%
|
| 16+4 | 20 | 49%
|
| 13-9 | 4 | 49%
|
| 8-2 | 6 | 49%
|
| 6+2 | 8 | 49%
|
| 12-3+10 | 19 | 43%
|