How do you play the D m(addb9)/A# chord?

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

D m(addb9)/A#

Q: What notes are in the D m(addb9)/A# chord?

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

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

Piano keyboard showing the notes for a D m(addb9)/A# chord

How to play the D m(addb9)/A# chord

Play A# as the lowest bass note in the left hand
Find D (Root) on the piano keyboard
Add F (Minor third) — 3 semitones above D
Add A (Perfect fifth) — 7 semitones above D
Add D# (Minor ninth) — 13 semitones above D
Press all 5 notes simultaneously to sound the D m(addb9)/A# chord