| Problema | Resposta | % Correto |
|---|---|---|
| 152 + 23 | 175 | 100%
|
| 52 + 57 | 109 | 99%
|
| 132 + 123 | 255 | 98%
|
| 13 X 5 | 65 | 94%
|
| 175 X 2 | 350 | 93%
|
| 426 ÷ 2 | 213 | 92%
|
| 432 - 212 | 220 | 92%
|
| 73 - 47 | 26 | 91%
|
| 11 x 11 | 121 | 90%
|
| 232 -118 | 114 | 88%
|
| 396 ÷ 3 | 132 | 88%
|
| 168 ÷ 4 | 42 | 82%
|