1. Friday, September 10  Fill in Planner  Practice 1-8  Enrichment 1-7 (Extra Credit)  Today’s Agenda  Bell Work Grade Homework 10 minutes Note Taking 30 minutes Guided Practice 20 minutes Independent Work Time 15 minutes

3. Objective  SWBAT  Identify Properties  Use deductive reasoning

4. Properties of Real Numbers For every real number a, b, and c,

9. Deductive reasoning

10. Examples Commutative Property of Multiplication The order of the factors changes. Multiplication Property of Zero a factor multiplied by zero is zero. Inverse Property of Addition The sum of a number and its additive inverse is zero.

11. Inverse Property of Multiplication A number multiplied by its reciprocal is 1.

12. 25.15 21.95 commutative 14.8525.1521.95 associative 30 21.95 51.95 $51.95

13. Justifying Steps Using Properties distributive Identity Property

14. Associative Property of Addition: The grouping changed, but the order did not. Associative Property of Multiplication: The grouping changed, but the order did not. Commutative Property of Multiplication: The order changed. Commutative Distributive add

15. Objective  SWBAT  Identify Properties  Use deductive reasoning