Math 3-3: Warm-up.

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Presentation transcript:

Math 3-3: Warm-up

Math 3-3: The Real Number System Objective: How to identify and classify numbers in the real number system.

Vocabulary irrational number – a real number that cannot be expressed as a decimal that terminates or repeats. real number – the set of rational numbers together with the set of irrational numbers. REVIEW: rational number – any number that can be expressed as a fraction.

terminating decimals/ Numbers Diagram Real Numbers Rational Numbers ½, 4, 0.25, -13 Irrational Numbers 12.378497028… Integers {…-1,0,1,…} Fractions/ terminating decimals/ repeating decimals that are not integers Whole Numbers {0,1,2,3,…} Natural Numbers {1,2,3,…}

Name Sets of Numbers

Graphing Real Numbers Estimate to the nearest tenth Graph on number line

Estimate and Graph

Comparing Real Numbers Write each number as a decimal Compare the decimal values

Compare

Assignment 3-3 PS (a) 3-3 E (ec) Quiz: Lessons 1-3 – 10/5