How do you play the Ab sus2(add4)/Cb chord?

To play the Ab sus2(add4)/Cb chord on piano, play the Ab sus2(add4) chord (Ab, Bb, Db and Eb) with Cb as the lowest bass note. Place the Cb 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 Ab sus2(add4)/Cb chord means a Ab sus2(add4) chord with Cb in the bass.

Ab sus2(add4)/Cb

Q: What notes are in the Ab sus2(add4)/Cb chord?

The Ab sus2(add4)/Cb chord uses the 4 notes of the Ab sus2(add4) chord — Ab (Perfect unison), Bb (Major second), Db (Perfect fourth) and Eb (Perfect fifth) — with Cb played as the bass note in the lowest register.

The Ab sus2(add4) chord consists of the Ab (Perfect unison), Bb (Major second), Db (Perfect fourth) and Eb (Perfect fifth) notes, with Cb as the bass note.

Piano keyboard showing the notes for a Ab sus2(add4)/Cb chord

How to play the Ab sus2(add4)/Cb chord

Play Cb as the lowest bass note in the left hand
Find Ab (Root) on the piano keyboard
Add Bb (Major second) — 2 semitones above Ab
Add Db (Perfect fourth) — 5 semitones above Ab
Add Eb (Perfect fifth) — 7 semitones above Ab
Press all 5 notes simultaneously to sound the Ab sus2(add4)/Cb chord

Related slash chords

Eb 7(sus4)/B
Bb m7(add4)(no5)/Cb
Bb m7(add11)(no5)/Cb