Note lengths (National 4)
| Sign | Name | Note length | |
 |
Semibreve | 4 beats | |
 |
 |
Dotted minim | 3 beats |
 |
 |
Minim | 2 beats |
 |
 |
Crotchet | 1 beat |
 |
 |
Quaver | ½ beat |
 |
 |
2 x Quavers | ½ beat + ½ beat = 1 beat |
 |
 |
Semiquaver | ¼ beat |
 |
 |
4 x Semiquavers | ¼ beat + ¼ beat + ¼ beat + ¼ beat = 1 beat |