How do you play the F# addb9/D# chord?

To play the F# addb9/D# chord on piano, play the F# addb9 chord (F#, A#, C# and G) with D# as the lowest bass note. Place the D# 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# addb9/D# chord means a F# addb9 chord with D# in the bass.

F# addb9/D#

Q: What notes are in the F# addb9/D# chord?

The F# addb9/D# chord uses the 4 notes of the F# addb9 chord — F# (Perfect unison), A# (Major third), C# (Perfect fifth) and G (Minor ninth) — with D# played as the bass note in the lowest register.

The F# addb9 chord consists of the F# (Perfect unison), A# (Major third), C# (Perfect fifth) and G (Minor ninth) notes, with D# as the bass note.

Piano keyboard showing the notes for a F# addb9/D# chord

How to play the F# addb9/D# chord

Play D# 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 G (Minor ninth) — 13 semitones above F#
Press all 5 notes simultaneously to sound the F# addb9/D# chord

Inversions with same root

D# 7(#9)

Related slash chords

G m(maj7)(b5)/D#