How do you play the Ab m9(#5)/G chord?

To play the Ab m9(#5)/G chord on piano, play the Ab m9(#5) chord (Ab, Cb, E, Gb and Bb) 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 Ab m9(#5)/G chord means a Ab m9(#5) chord with G in the bass.

Ab m9(#5)/G

Q: What notes are in the Ab m9(#5)/G chord?

The Ab m9(#5)/G chord uses the 5 notes of the Ab m9(#5) chord — Ab (Perfect unison), Cb (Minor third), E (Minor sixth), Gb (Minor seventh) and Bb (Major ninth) — with G played as the bass note in the lowest register.

The Ab m9(#5) chord consists of the Ab (Perfect unison), Cb (Minor third), E (Minor sixth), Gb (Minor seventh) and Bb (Major ninth) notes, with G as the bass note.

Piano keyboard showing the notes for a Ab m9(#5)/G chord

How to play the Ab m9(#5)/G chord

Play G as the lowest bass note in the left hand
Find Ab (Root) on the piano keyboard
Add Cb (Minor third) — 3 semitones above Ab
Add E (Minor sixth) — 8 semitones above Ab
Add Gb (Minor seventh) — 10 semitones above Ab
Add Bb (Major ninth) — 14 semitones above Ab
Press all 6 notes simultaneously to sound the Ab m9(#5)/G chord