1. Vocabulary Section 1-3

2. Vocabulary Section 1-3 continued…

3. Vocabulary Section 1-3 Continued… O Integers- all counting numbers and their opposites. … -2, -1, 0, 1, 2, 3, … O Irrational Numbers- cannot be represented as the quotient of two integers. O Real Numbers- all rational and irrational numbers. O Inequality- a mathematical sentence that compares the values of two expressions using an inequality symbol.

6. Section 1-3: Real Numbers and the Number Line Pearson Algebra I

7. I am learning to… O Classify, graph, and compare real numbers. O Find and estimate square roots.

8. Example 1: Simplifying Square Roots

9. Example 2: Estimating a Square Root

10. Example 3: Classifying Numbers

11. Example 4: Comparing Real Numbers

12. Example 5: Graphing and Ordering Real Numbers

13. Formative Assessments O Homework: page 20 #’s 10-48 even