Math - Arithmetic
The most basic of the math playlists. Start here if you have very little background in math fundamentals (or just want to make sure you do). After watching this playlist, you should be ready for the pre-algebra playlist.
- Basic Addition
- Addition 2
- Level 2 Addition
- Addition 3
- Addition 4
- Basic Subtraction
- Subtraction 2
- Subtraction 3: Introduction to Borrowing or Regrouping
- Alternate mental subtraction method
- Why borrowing works
- Level 4 Subtraction
- Adding Decimals
- Subtracting decimals
- Basic Multiplication
- Multiplication 2: The Multiplication Tables
- Multiplication 3: 10,11,12 times tables
- Multiplication 4: 2-digit times 1-digit number
- Multiplication 5: 2-digit times a 2-digit number
- Multiplication 6: Multiple Digit Numbers
- Multiplication 7: Old video giving more examples
- Mulitplication 8: Multiplying decimals (Old video)
- Lattice Multiplication
- Why Lattice Multiplication Works
- Division 1
- Division 2
- Division 3: More long division and remainder examples
- Level 4 division
- Converting fractions to decimals
- Percent and decimals
- Dividing decimal
- Ordering numeric expressions
- Greatest Common Divisor
- Least Common Multiple
- Equivalent fractions
- Mixed numbers and improper fractions