Integers
 
Explanation:
Comparison
Addition
Subtraction
Multiplication
Order of Operation
Practice:
Absolute Values 
Opposites
Comparison
Addition
Subtraction
Multiplication
Division
Like Terms

 
Worksheets:
Absolute Values (edhelper.com) 
Opposites (edhelper.com)
Comparison (edhelper.com)
Addition (edhelper.com)
Subtraction (edhelper.com)
Multiplication (edhelper.com)
Division (edhelper.com)
Like Terms

 
A Different View
Integers
Slide Rule
Elevator
Bouncing Ball