Video Lessons for Open Up Lessons:
Numbers in video lessons 8-13 differ from the 6th grade workbook lesson, but the contexts are the same.
Lesson 1-Positive and Negative Numbers
Lesson 3-Comparing Positive and Negative Numbers
Lesson 5-Using Negative Numbers to Make Sense of Contexts
Lesson 7-Comparing Numbers and Distance from Zero
Lesson 9-Elevation Changes
Lesson 11-Representing Subtraction
Lesson 13-Writing and Graphing Inequalities
Lesson 15-Interpreting Inequalities
Lesson 17-Constructing the Coordinate Plane
Lesson 19-Distances on a Coordinate Plane
Lesson 2-Points on a Number Line
Lesson 4-Ordering Rational Numbers
Lesson 6-Absolute Value of Numbers
Lesson 8-Changing Temperatures
Lesson 10-Debts and Money
Lesson 12-Solve Problems by Adding and Subtracting
Lesson 14-Solutions of Inequalities
Lesson 16-Points on a Coordinate Plane
Lesson 18-Interpreting Points on a Coordinate Plane
Lesson 20-Shapes on a Coordinate Plane