Use per cent where the number is also spelt out; when it is not, always close up the percent sign to the value.
Finally, note the difference between per cent and percentage point: the phrase an increase from 5% to 7% would refer to an increase of two percentage points (or an increase of 40%), not an increase of two per cent.
 | Forty-nine per cent |
| 49% |
Finally, note the difference between per cent and percentage point: the phrase an increase from 5% to 7% would refer to an increase of two percentage points (or an increase of 40%), not an increase of two per cent.
Recommended citation:
«Percent signs» [en línia]. A: Llibre d’estil de la Universitat de Barcelona. Barcelona: Universitat de Barcelona. Serveis Lingüístics. <https://www.ub.edu/llibre-estil/criteri.php?id=2375> [consulta: 3 febrer 2025].