Inversions, Figured Bass
Dr. B Music Theory

Inversion of Chords

  1. Root position is when the root of the chord is in the bass.
  2. 1st inversion is when the 3rd of the chord is in the bass.
  3. 2nd inversion is when the 5th of the chord is in the bass.

Figured Bass

Bass position symbols.

Triad 7th chords
Root position = root in bass - 7
1st inversion = 3rd in bass 6 6
5
2nd inversion = 5th in bass 6
4
4
3
3rd inversion = 7th in bass - 4
2