How do you play the Bb maj11(b5)(sus4)/A chord?

To play the Bb maj11(b5)(sus4)/A chord on piano, play the Bb maj11(b5)(sus4) chord (Bb, Eb, Fb and A) 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 Bb maj11(b5)(sus4)/A chord means a Bb maj11(b5)(sus4) chord with A in the bass.

Bb maj11(b5)(sus4)/A

Q: What notes are in the Bb maj11(b5)(sus4)/A chord?

The Bb maj11(b5)(sus4)/A chord uses the 4 notes of the Bb maj11(b5)(sus4) chord — Bb (Perfect unison), Eb (Perfect fourth), Fb (Diminished fifth) and A (Major seventh) — with A played as the bass note in the lowest register.

The Bb maj11(b5)(sus4) chord consists of the Bb (Perfect unison), Eb (Perfect fourth), Fb (Diminished fifth) and A (Major seventh) notes, with A as the bass note.

Piano keyboard showing the notes for a Bb maj11(b5)(sus4)/A chord

How to play the Bb maj11(b5)(sus4)/A chord

Play A as the lowest bass note in the left hand
Find Bb (Root) on the piano keyboard
Add Eb (Perfect fourth) — 5 semitones above Bb
Add Fb (Diminished fifth) — 6 semitones above Bb
Add A (Major seventh) — 11 semitones above Bb
Press all 5 notes simultaneously to sound the Bb maj11(b5)(sus4)/A chord

Related chords with different root

E maj11(b5)(sus4)
Bb maj11(b5)(sus4)

Related slash chords

E maj7(b5)(sus)/A
A# sus4(b5)/G##