Curated Video
Subtracting Integers Using a Number Line
Represent the subtraction of integers on a number line.
Curated Video
Adding Integers Using a Number Line
Represent the addition of integers on a number line.
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Adding Integers With Different Signs
This video introduces and demonstrates the concept of addition of integers using a number line. Practice problems are available. [5:32]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Negative Numbers Introduction
This video shows how to think about and represent negative numbers using a number line. Practice problems are available. [9:36]