How do you play the F# 7(#9)/G# chord?

To play the F# 7(#9)/G# chord on piano, play the F# 7(#9) chord (F#, A#, C#, E and A) 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 F# 7(#9)/G# chord means a F# 7(#9) chord with G# in the bass.

F# 7(#9)/G#

Q: What notes are in the F# 7(#9)/G# chord?

The F# 7(#9)/G# chord uses the 5 notes of the F# 7(#9) chord — F# (Perfect unison), A# (Major third), C# (Perfect fifth), E (Minor seventh) and A (Minor tenth) — with G# played as the bass note in the lowest register.

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

Piano keyboard showing the notes for a F# 7(#9)/G# chord

How to play the F# 7(#9)/G# chord

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