How do you play the B maj7(add13)/A# chord?

To play the B maj7(add13)/A# chord on piano, play the B maj7(add13) chord (B, D#, F#, A# and G#) 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 B maj7(add13)/A# chord means a B maj7(add13) chord with A# in the bass.

B maj7(add13)/A#

Q: What notes are in the B maj7(add13)/A# chord?

The B maj7(add13)/A# chord uses the 5 notes of the B maj7(add13) chord — B (Perfect unison), D# (Major third), F# (Perfect fifth), A# (Major seventh) and G# (Major thirteenth) — with A# played as the bass note in the lowest register.

The B maj7(add13) chord consists of the B (Perfect unison), D# (Major third), F# (Perfect fifth), A# (Major seventh) and G# (Major thirteenth) notes, with A# as the bass note.

Piano keyboard showing the notes for a B maj7(add13)/A# chord

How to play the B maj7(add13)/A# chord

Play A# as the lowest bass note in the left hand
Find B (Root) on the piano keyboard
Add D# (Major third) — 4 semitones above B
Add F# (Perfect fifth) — 7 semitones above B
Add A# (Major seventh) — 11 semitones above B
Add G# (Major thirteenth) — 21 semitones above B
Press all 6 notes simultaneously to sound the B maj7(add13)/A# chord

Related chords with different root

G# m9
B maj7(add13)

Related slash chords

G# m7/A#
G# m7(#9)/A#
B 6/A#
B add13/A#