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

To play the A m7(#9)/G# chord on piano, play the A m7(#9) chord (A, C, E, G and C) with G# as the lowest bass note. Place the G# 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 A m7(#9)/G# chord means a A m7(#9) chord with G# in the bass.

A m7(#9)/G#

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

The A m7(#9)/G# chord uses the 5 notes of the A m7(#9) chord — A (Perfect unison), C (Minor third), E (Perfect fifth), G (Minor seventh) and C (Minor tenth) — with G# played as the bass note in the lowest register.

The A m7(#9) chord consists of the A (Perfect unison), C (Minor third), E (Perfect fifth), G (Minor seventh) and C (Minor tenth) notes, with G# as the bass note.

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

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

Play G# as the lowest bass note in the left hand
Find A (Root) on the piano keyboard
Add C (Minor third) — 3 semitones above A
Add E (Perfect fifth) — 7 semitones above A
Add G (Minor seventh) — 10 semitones above A
Add C (Minor tenth) — 15 semitones above A
Press all 6 notes simultaneously to sound the A m7(#9)/G# chord

Related slash chords

C 6/G#
C add13/G#
A m7/G#