Present
| I | calculate |
| You | calculate |
| She | calculates |
| We | calculate |
| They | calculate |
Past
| I | calculated |
| You | calculated |
| She | calculated |
| We | calculated |
| They | calculated |
Perfect
| I | have | calculated |
| You | have | calculated |
| She | has | calculated |
| We | have | calculated |
| They | have | calculated |
Future
| I | will | calculate |
| You | will | calculate |
| She | will | calculate |
| We | will | calculate |
| They | will | calculate |
Past Perfect
| I | had | calculated |
| You | had | calculated |
| She | had | calculated |
| We | had | calculated |
| They | had | calculated |
Future Perfect
| I | will | have | calculated |
| You | will | have | calculated |
| She | will | have | calculated |
| We | will | have | calculated |
| They | will | have | calculated |
Present - Conditional
| I | would | calculate |
| You | would | calculate |
| She | would | calculate |
| We | would | calculate |
| They | would | calculate |
Perfect - Conditional
| I | would | have | calculated |
| You | would | have | calculated |
| She | would | have | calculated |
| We | would | have | calculated |
| They | would | have | calculated |