How do you play the G# m7(b9)(#9)/A chord?

To play the G# m7(b9)(#9)/A chord on piano, play the G# m7(b9)(#9) chord (G#, B, D#, F#, A and B) with A as the lowest bass note. Place the A note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The G# m7(b9)(#9)/A chord means a G# m7(b9)(#9) chord with A in the bass.

G# m7(b9)(#9)/A

Q: What notes are in the G# m7(b9)(#9)/A chord?

The G# m7(b9)(#9)/A chord uses the 6 notes of the G# m7(b9)(#9) chord — G# (Perfect unison), B (Minor third), D# (Perfect fifth), F# (Minor seventh), A (Minor ninth) and B (Minor tenth) — with A played as the bass note in the lowest register.

The G# m7(b9)(#9) chord consists of the G# (Perfect unison), B (Minor third), D# (Perfect fifth), F# (Minor seventh), A (Minor ninth) and B (Minor tenth) notes, with A as the bass note.

Piano keyboard showing the notes for a G# m7(b9)(#9)/A chord

How to play the G# m7(b9)(#9)/A chord

Play A as the lowest bass note in the left hand
Find G# (Root) on the piano keyboard
Add B (Minor third) — 3 semitones above G#
Add D# (Perfect fifth) — 7 semitones above G#
Add F# (Minor seventh) — 10 semitones above G#
Add A (Minor ninth) — 13 semitones above G#
Add B (Minor tenth) — 15 semitones above G#
Press all 7 notes simultaneously to sound the G# m7(b9)(#9)/A chord

Related chords with different root

G# m7(b9)
G# m7(b9)(#9)
B m7(add6)
B 7(add6)

Related slash chords

G# m7/A
G# m7(#9)/A
B 6/A
B add13/A