| Answer | Crossword Clue |
|---|---|
| GST | Astronomer's calculation: Abbr. |
| STARPOSITION | Astronomer's calculation. |
| GST | Astronomer's time: Abbr. |
| LTYR | Astronomer's unit: Abbr. |
| AGI | 1040 calculation (abbr.) |
| LIM | Calculus calculation (abbr.) |
| YDS | Driver's calculation: Abbr. |
| EST | Rough calculation: Abbr. |
| VOL | Calculus calculation: Abbr. |
| LIM | Calculus calculation: Abbr. |
| MIN | Calculus calculation: Abbr. |
| EST | Rough calculation: abbr. |
| RTE | GPS calculation: Abbr. |
