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A Add 9 Chord (Aadd9)

Notes: A, C♯, E, B. Tap any diagram to hear it.

Aadd9
Notes
AC♯EB
Formula
1 – 3 – 5 – 9

Aadd9 on guitar

Open position · most common
x-0-2-4-2-0
Fret 5
x-x-7-6-5-7
Fret 9
x-0-9-9-10-9

Strings from low (left) to high (right). Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. × = don’t play, ○ = open string.

Aadd9 on ukulele

Open position · most common
2-1-0-2
Fret 4
4-4-5-4
Fret 9
9-11-9-0

Aadd9 on piano

Other A chords

AAmA7Amaj7Am7Asus2Asus4AdimAaugA6Am6A9A7sus4Am7♭5Adim7

Add 9 chords in other keys

Cadd9C♯add9Dadd9E♭add9Eadd9Fadd9F♯add9Gadd9A♭add9B♭add9Badd9

About the A Add 9 chord

Add9 chords put the ninth on top of a plain major chord, without the seventh, for a bright, shimmering sound loved in pop and rock. Aadd9 is built from the root (A), major third (C♯), perfect fifth (E), major ninth (B).

Frequently asked questions

What notes are in the A Add 9 chord?

The Aadd9 chord is made of A, C♯, E, B: the root, major third, perfect fifth, major ninth.

How do you play Aadd9 on guitar?

The most common fingering is x-0-2-4-2-0, from the low E string to the high E string (x = don’t play that string, 0 = open string).

How do you play Aadd9 on piano?

Press A, C♯, E, B together. In root position the lowest note is A.