A altered scale

The A altered scale consists of the A (Perfect unison), A# (Minor second), C (Minor third), C# (Major third), D# (Diminished fifth), F (Minor sixth) and G# (Major seventh) notes.

Piano keyboard showing the notes for the A altered scale

How to play the A altered scale

  1. Find A (Root) on the piano keyboard
  2. Play A# (Minor second) — 1 semitone above A
  3. Play C (Minor third) — 3 semitones above A
  4. Play C# (Major third) — 4 semitones above A
  5. Play D# (Diminished fifth) — 6 semitones above A
  6. Play F (Minor sixth) — 8 semitones above A
  7. Play G# (Major seventh) — 11 semitones above A
  8. Play all 7 notes in ascending order to perform the A altered scale

Chords in this scale