Curated Video
Python for Everybody: The Ultimate Python 3 Bootcamp - Basic Arithmetic
This is fancy talk for "math". Python 3 has a very simple way of performing simple math equations. Don't worry, this isn't calculus. This clip is from the chapter "Beginner-friendly Python" of the series "Python for Everybody: The...
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Addition 3
This video shows several examples of addition with up to four-digit numbers. Practice problems are available. [8:57]
Mucho Math
Algebra2go: The Associative and Commutative Properties of Addition
Associative and Commutative properties of addition are demonstrated. Adding a negative number is briefly mentioned in this video.