You can check here a marks conversion tool, from English system to Spanish System.
Also you can have information here about the britrish system that we are following.
Also these are the tables of points conversion:
A-Levels.
| Grade | UCAS Points |
|---|---|
| A* | 56 |
| A | 48 |
| B | 40 |
| C | 32 |
| D | 24 |
| E | 16 |
AS-Levels.
| Grade | UCAS points |
|---|---|
| A | 20 |
| B | 16 |
| C | 12 |
| D | 10 |
| E | 6 |