A# m(addb9)

The A# m(addb9) chord consists of the A# (Perfect unison), C# (Minor third), F (Perfect fifth) and B (Minor ninth) notes.

Piano keyboard showing the notes for a A# m(addb9) chord

How to play the A# m(addb9) chord

  1. Find A# (Root) on the piano keyboard
  2. Add C# (Minor third) — 3 semitones above A#
  3. Add F (Perfect fifth) — 7 semitones above A#
  4. Add B (Minor ninth) — 13 semitones above A#
  5. Press all 4 notes simultaneously to sound the A# m(addb9) chord

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