This math topic focuses on classifying numbers into appropriate set definitions. It explores the classification of numbers as whole, natural, integers, rational, and irrational, and places them within the context of set builder notation. The problems require determining the narrowest set to which a given number belongs, involving recognition and understanding of how numbers fit into the mathematical structure of real numbers. This topic serves as an introduction to understanding real numbers and their subsets using set theory concepts.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
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