| Bảng chia động từ |
| Số | Số it | Số nhiều |
| Ngôi | I | You | He/She/It | We | You | They |
| Hiện tại đơn | decrease | decrease | decreases | decrease | decrease | decrease |
| Hiện tại tiếp diễn | am decreasing | are decreasing | is decreasing | are decreasing | are decreasing | are decreasing |
| Quá khứ đơn | decreased | decreased | decreased | decreased | decreased | decreased |
| Quá khứ tiếp diễn | was decreasing | were decreasing | was decreasing | were decreasing | were decreasing | were decreasing |
| Hiện tại hoàn thành | have decreased | have decreased | has decreased | have decreased | have decreased | have decreased |
| Hiện tại hoàn thành tiếp diễn | have been decreasing | have been decreasing | has been decreasing | have been decreasing | have been decreasing | have been decreasing |
| Quá khứ hoàn thành | had decreased | had decreased | had decreased | had decreased | had decreased | had decreased |
| QK hoàn thành Tiếp diễn | had been decreasing | had been decreasing | had been decreasing | had been decreasing | had been decreasing | had been decreasing |
| Tương Lai | will decrease | will decrease | will decrease | will decrease | will decrease | will decrease |
| TL Tiếp Diễn | will be decreasing | will be decreasing | will be decreasing | will be decreasing | will be decreasing | will be decreasing |
| Tương Lai hoàn thành | will have decreased | will have decreased | will have decreased | will have decreased | will have decreased | will have decreased |
| TL HT Tiếp Diễn | will have been decreasing | will have been decreasing | will have been decreasing | will have been decreasing | will have been decreasing | will have been decreasing |
| Điều Kiện Cách Hiện Tại | would decrease | would decrease | would decrease | would decrease | would decrease | would decrease |
| Conditional Perfect | would have decreased | would have decreased | would have decreased | would have decreased | would have decreased | would have decreased |
| Conditional Present Progressive | would be decreasing | would be decreasing | would be decreasing | would be decreasing | would be decreasing | would be decreasing |
| Conditional Perfect Progressive | would have been decreasing | would have been decreasing | would have been decreasing | would have been decreasing | would have been decreasing | would have been decreasing |
| Present Subjunctive | decrease | decrease | decrease | decrease | decrease | decrease |
| Past Subjunctive | decreased | decreased | decreased | decreased | decreased | decreased |
| Past Perfect Subjunctive | had decreased | had decreased | had decreased | had decreased | had decreased | had decreased |
| Imperative | | decrease | | Let′s decrease | decrease | |