https://www.musical-u.com/learn/introduction-to-time-signatures/
Understanding time signatures is important for understanding the rhythm and structure of a piece.
In this article we teach how time signatures work.
Click through and get acquainted with simple and compound time signatures, hear some famous tunes that illustrate each one, and learn to distinguish the time signatures of 2/2, 3/4, 4/4, 6/8, 9/8, and 12/8 by ear!