This is 9 of ~134 Algebra 1 Lectures available. Each Lesson consists of the following 3 items. Bundle Available for all ~134 Lessons too... and much cheaper to purchase them all.1) Lecture Notes w/Examples2) Worksheet to practice3) KEY for Worksheet with full solutions, step-by-stepWhat does Lesson 9 cover? In this lesson, we will introduce the Properties of Numbers and how to recognize them. For example, the Commutative Property (of addition and multiplication), the Associative Prope