External Resources
Addition
- CENTURY Tech: Single digit addition
- West Explains Best: 2-digit plus 2-digit addition
- Lampofilm: Adding 4-digit numbers
- West Explains Best: 3-digit plus 2-digit addition
- Math Antics: Multi-digit addition
- Virtual Elementary School: Addition solution
- Homeschool Pop: Double-digit addition for kids
- West Explains Best: Adding with some regrouping
Subtraction
- Maths with Mrs B: 2-digit subtract 2-digit
- Math Antics: Multi-digit subtraction
- CENTURY Tech: Column subtraction
- Homeschool Pop: Basic subtraction for kids
- West Explains Best: Subtracting 2-digit numbers
- Virtual Elementary School: Subtracting rocks
- Homeschool Pop: Double-digit subtraction for kids
- CENTURY Tech: Subtraction written methods
Tables
Multiplication
- Lampofilm: 2-digit and 3-digit by 1-digit
- West Explains Best: 3-digit by 2-digit multiplication
- Math Antics: Multi-digit multiplication
- West Explains Best: 3-digit by 3-digit multiplication
- West Explains Best: Multiplying by 8
- Lampofilm: 2-digit multiplication made easy
- West Explains Best: Multiplying facts to 144
- West Explains Best: Multiplying by 0 and 1
Division
- Math Antics: Basic Division
- West Explains Best: 3-digit by 2-digit division
- Math Antics: Long Division
- West Explains Best: Division - 3 digits by 2 digits
- Lampofilm: Dividing 3-digit numbers by 1-digit numbers
- West Explains Best: Long division (using box method)
- Ms. Lee's Fourth Grade Class: 2-3 long division
- West Explains Best: Division to 10 x 10
Percentages
- West Explains Best: Percent calculations
- Smile and Learn: What is percentages in math?
- Math Antics: What are percentages?
- West Explains Best: Finding percentages
- The Organic Chemistry Tutor: Percentages made easy!
- West Explains Best: Finding percents of a number
- Miacademy Learning: Intro to percentages
- Tecmath: How to work out percentages instantly