How do you play the C m7(add11)/Gb chord?

To play the C m7(add11)/Gb chord on piano, play the C m7(add11) chord (C, Eb, G, Bb and F) with Gb as the lowest bass note. Place the Gb 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 C m7(add11)/Gb chord means a C m7(add11) chord with Gb in the bass.

C m7(add11)/Gb

Q: What notes are in the C m7(add11)/Gb chord?

The C m7(add11)/Gb chord uses the 5 notes of the C m7(add11) chord — C (Perfect unison), Eb (Minor third), G (Perfect fifth), Bb (Minor seventh) and F (Perfect eleventh) — with Gb played as the bass note in the lowest register.

The C m7(add11) chord consists of the C (Perfect unison), Eb (Minor third), G (Perfect fifth), Bb (Minor seventh) and F (Perfect eleventh) notes, with Gb as the bass note.

Piano keyboard showing the notes for a C m7(add11)/Gb chord

How to play the C m7(add11)/Gb chord

Play Gb as the lowest bass note in the left hand
Find C (Root) on the piano keyboard
Add Eb (Minor third) — 3 semitones above C
Add G (Perfect fifth) — 7 semitones above C
Add Bb (Minor seventh) — 10 semitones above C
Add F (Perfect eleventh) — 17 semitones above C
Press all 6 notes simultaneously to sound the C m7(add11)/Gb chord

Related slash chords

Eb 6(add9)/Gb