• positive number • negative number • natural number • whole number • integers • rational number • square root • perfect square • Classify and graph real numbers. • irrational numbers • real numbers • graph • coordinate • radical sign • Find square roots and order real numbers.
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Standard 1.0 Students identify and use the arithmetic properties of subsets of integers and rational, irrational, and real numbers, including closure properties for the four basic arithmetic operations where applicable.
Standard 2.0 Students understand and use such operations as taking the opposite, finding the reciprocal, taking a root, and raising to a fractional power. They understand and use the rules of exponents. (Key, CAHSEE)
The heavy arrow indicates that all numbers to the right of –5 are included in the graph. The circle at –5 indicates that –5 is not included in the graph.