How do you play the F m7(#9)/D# chord?

To play the F m7(#9)/D# chord on piano, play the F m7(#9) chord (F, G#, C, D# 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 m7(#9)/D# chord means a F m7(#9) chord with D# in the bass.

F m7(#9)/D#

Q: What notes are in the F m7(#9)/D# chord?

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

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

Piano keyboard showing the notes for a F m7(#9)/D# chord

How to play the F m7(#9)/D# chord

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

Related chords with different root

F m7
F m7(#9)
G# 6
G# add13

Related slash chords

F minor/D#