Bb 5(add9)/Ab

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

Piano keyboard showing the notes for a Bb 5(add9)/Ab chord

How to play the Bb 5(add9)/Ab chord

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

Related chords with different root

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