E 7(#9)/A#

The E 7(#9) chord consists of the E (Perfect unison), G# (Major third), B (Perfect fifth), D (Minor seventh) and G (Minor tenth) notes, with A# as the bass note.

Piano keyboard showing the notes for a E 7(#9)/A# chord

How to play the E 7(#9)/A# chord

  1. Play A# as the lowest bass note in the left hand
  2. Find E (Root) on the piano keyboard
  3. Add G# (Major third) — 4 semitones above E
  4. Add B (Perfect fifth) — 7 semitones above E
  5. Add D (Minor seventh) — 10 semitones above E
  6. Add G (Minor tenth) — 15 semitones above E
  7. Press all 6 notes simultaneously to sound the E 7(#9)/A# chord