Exercises / Intervals / Lesson 2
Sevenths and octaves
Read larger distances confidently, including ledger-line examples.
Learn the rule
CONCEPT 1
Keep counting past five staff lines
The same line–space progression continues beyond the staff. Ledger lines let written pitches extend outward.
CONCEPT 2
An octave includes eight letter names
From C up to the next C is C–D–E–F–G–A–B–C: an eighth, or octave.
Practice what you learned
TRY IT BEFORE THE QUIZ
Move the notes. Count the steps.
Select two notes on the treble staff to see how written interval numbers are counted.
3 letter names, including both notes → 3rd
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