Sets & Symbols in Math | Roster Method + Set-Builder Notation [Animated] - Pre-Algebra

This is an ANIMATED MATH video explaining "Sets" that is VERY EASY to FOLLOW and HIGHLY RECOMMENDED for struggling students. This topic is a prerequisite for algebra. In this video: • 00:00 Welcome to the Real Number Line Series • 00:09 Sets: Definition • 00:13 Set Symbols: { } • 00:21 Set Symbols: Empty/Null set ( ∅ or { } ) • 00:50 Set Notation: Roster Method (Listing Method) • 00:59 Set Notation: Set-Builder Notation • 01:33 Set Symbols: "Element of" ∈ • 01:47 Set Symbols: "Not an element of" ∉ • 02:16 Subsets • 03:02 And there you have it! For more exercises, watch out for the Solve-Along video: (upcoming) Learn about the Set of Real Numbers: https://youtu.be/DcQkw6n3aP4 This is part of the Real Number Line Playlist: https://www.youtube.com/playlist?list=PLxSe9xN9k1Fyo6Vf3gh1JQBbdPFWLUPGo #Math #PreAlgebra #Sets #RosterMethod #SetBuilderNotation