Uploaded April 2026 | Updated September 2026, 1 day ago

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Have you ever stumbled upon a chord symbol that you couldn't make sense of? Weird combinations of letters, numbers, sharps, flats, and other symbols – are they just a mystery to you?
That will change in the next 15 minutes!
In this video, you'll get a detailed explanation of how chord symbols work, how they are built, which numbers are used, how chord quality is defined, and everything you need to know to read (and play) any chord symbol that comes your way!

*** MUSIC THEORY VIDEOS ***

Full Piano Lesson (including basic music theory about major & minor scales, chords & harmony):
youtu.be/tj0yR3lEnTg

Major & Minor Scales Explained:
youtu.be/P-5ikEev6HI

Major & Minor Chords Explained:
youtu.be/QNEUeu_koR0

Why are there 12 notes?
youtu.be/NgW3zUWVWnI


*** CHAPTERS ***

0:00 Intro
0:29 Basics
1:32 Numbers
5:00 Chord Quality
7:11 Extended Chords
10:50 Slash Chords
12:01 Numbers Recap
13:07 Bonus Tips