| Present Simple - Presente (Present) "approximate" | I | approximate | |
| Presente Contínuo (Present Continuous) (Present Continuous) "approximate" | I | am approximating | |
| Tempo passado (Simple past) "approximate" | I | approximated | |
| Passado Contínuo (Past Continuous) "approximate" | I | was approximating | |
| Present Perfect (Present perfect) "approximate" | I | have approximated | |
| Perfeito Presente Contínuo (Present Perfect Continuous) "approximate" | I | have been approximating | |
| Past Perfect (Present perfect) "approximate" | I | had approximated | |
| Perfeito presente contínuo (Past perfect continuous) "approximate" | I | had been approximating | |
| O futuro (Future) "approximate" | I | will approximate | |
| Futuro do Pretérito (Future Continuous) "approximate" | I | will be approximating | |
| Futuro (Future perfect) "approximate" | I | will have approximated | |
| Perfeito Futuro do Pretérito (Future perfect continuous) "approximate" | I | will have been approximating |