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Fadd9 Chord: Guitar, Piano and Notes

The Fadd9 chord is a added ninth chord built on the root note F. Its notes are F, A, C and G.

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Short answer

Added ninth chords are open and shimmering. Unlike a ninth chord they leave the seventh out, so the added second degree colours the triad without any of the tension a dominant brings, a favourite of pop and worship guitarists.

Notes
F · A · C · G
Formula
1 · 3 · 5 · 9
Semitones
0 · 4 · 7 · 14
Note
F
Quality
Added 9
Symbol
Fadd9

Fadd9 on piano

4 notes
View:
Piano diagram of the Fadd9 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

To play Fadd9 on piano, place your right hand with your thumb on F, index finger on A, middle finger on C and little finger on G. Press the keys together and listen for an even sound. On the keyboard every note of Fadd9 is a white key. Practice moving in and out of the chord slowly, then bring in a metronome.

  • F1
  • A3
  • C5
  • G9

Fadd9 on guitar

View:
Guitar chord diagram of the Fadd9 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

On guitar, Fadd9 is commonly played with the voicing shown above. The fretted notes sit between frets 1 and 3. Strings 5 and 3 ring open.

F · A · C · G

Try Fadd9 on the virtual piano

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Fadd9 chord notes

DegreeIntervalSemitonesNoteHear
1Root0F
3Major third4A
5Perfect fifth7C
9Major ninth14G

How to use the Fadd9 chord

The Fadd9 chord is built from a root, a major third, a perfect fifth and a major ninth. Start at the root F and stack the intervals to get the whole chord: F, A, C and G. The same formula gives you the chord in any other key.

Added ninth chords replace plain major chords when a part needs air, especially in fingerpicked guitar and piano pads. They are everywhere in pop ballads, worship music and indie rock.

How Fadd9 differs from similar chords

Fadd9 adds a ninth to F and leaves the seventh out, which is exactly what separates it from F9 and Fmaj9. Unlike Fsus2, it keeps the major third, so it stays clearly major. The ninth is the same note as the second, only an octave higher.

Where Fadd9 is used

A major chord is at home as a tonic, and just as useful as the IV or the V of a neighbouring key. Each progression below is written in the key its numerals name.

As the tonic (I)F major
  1. Iadd9Fadd9
  2. VC
  3. viDm
  4. IVB♭

Home. The loop leaves Fadd9 and keeps coming back to it.

As the IVC major
  1. IC
  2. IVadd9Fadd9
  3. VG
  4. IC

Fadd9 is the step away from home that makes the return feel like a return.

Questions people ask

What notes are in the Fadd9 chord?
The Fadd9 chord contains F, A, C and G.
Is the Fadd9 chord major or minor?
Fadd9 is a added ninth chord. Added ninth chords are open and shimmering. Unlike a ninth chord they leave the seventh out, so the added second degree colours the triad without any of the tension a dominant brings, a favourite of pop and worship guitarists.
How do you play Fadd9 on piano?
Place your fingers on F, A, C and G and play them together. The root usually goes to the little finger of the left hand, the upper notes to the right. On the keyboard every note of Fadd9 is a white key.
How do you play Fadd9 on guitar?
Use the fingering in the diagram above. The fretted notes sit between frets 1 and 3. Strings 5 and 3 ring open.
What chords work well with Fadd9?
Fadd9 pairs naturally with the chords in the related section: a perfect fifth up or down, the relative major or minor, and anything sharing two notes with it.