How do you play the F# 5(add9)/A# chord?

To play the F# 5(add9)/A# chord on piano, play the F# 5(add9) chord (F#, C# 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 F# 5(add9)/A# chord means a F# 5(add9) chord with A# in the bass.

F# 5(add9)/A#

Q: What notes are in the F# 5(add9)/A# chord?

The F# 5(add9)/A# chord uses the 3 notes of the F# 5(add9) chord — F# (Perfect unison), C# (Perfect fifth) and G# (Major ninth) — with A# played as the bass note in the lowest register.

The F# 5(add9) chord consists of the F# (Perfect unison), C# (Perfect fifth) and G# (Major ninth) notes, with A# as the bass note.

Piano keyboard showing the notes for a F# 5(add9)/A# chord

How to play the F# 5(add9)/A# chord

Play A# as the lowest bass note in the left hand
Find F# (Root) on the piano keyboard
Add C# (Perfect fifth) — 7 semitones above F#
Add G# (Major ninth) — 14 semitones above F#
Press all 4 notes simultaneously to sound the F# 5(add9)/A# chord

Inversions with same root

A# m7(#5)
A# m7(alt)

Related chords with different root

F# add2
F# add9

Related slash chords

C# sus4/A#
F# sus2/A#
G# 11(sus4)/A#