Elementary and Pre-algebra

Kindergarten Math
  • Counting
  • Counting Objects
  • Counting Multiples
  • (Use Notepad) Counting Multiples
  • Compare Numbers
  • Compare Objects
  • (Use Notepad) Compare Numbers
  • Basic Addition
  • (Use Notepad) Basic Addition
  • Measurement
  • Counting Money
  • Analog Clock
  • Basic Subtraction
Flash Card
  • Addition
  • Subtraction
  • Multiplication
  • Division
  • Remainder
Multi-Digit Addition
  • How to handle CARRY?
  • 2 by 1 digit addition
  • 2 by 2 digit addition
  • 3 by 3 digit addition
  • (Use Notepad) Multi-digit Addition
  • Large number addition
  • Carry Propagation
  • Adding Many Numbers at once
  • Addition Word Problems
  • (Use Notepad) Word Problems for Addition
Multi-digit Subtraction
  • How to handle BORROW?
  • 2 by 1 digit subtraction
  • 2 by 2 digit subtraction
  • 3 by 2 digit subtraction
  • (Use Notepad) Multi-digit Subtraction
  • Subtracting large number
  • Borrow Propagation
  • Adding and Subtracting many numbers
  • (Use Notepad) Mixture of Addition and Subtraction
  • Subtraction word problems
  • (Use Notepad) Word Problems for Subtraction
Multi-digit Multiplication
  • Multiplication and carry
  • 2 by 1 digit multiplication
  • 3 by 1 digit multiplication
  • 2 by 2 digit multiplication
  • 3 by 2 digit multiplication
  • (Use Notepad) Multi-digit Multiplication
  • Multi-digit multiplication with zero mixed
  • (Use Notepad) Repeated Multiplication - Power
  • Multiplication word problems
  • (Use Notepad) Word Problems for Multiplication
Long Division
  • Long Division Process
  • Long division by 1 digit number
  • Long division by 2 digit number
  • (Use Notepad) Long Division
  • Division word problems
  • (Use Notepad) Word Problems for Division
Algebraic Rules
  • The Rules of Calculation Order
  • (Use Notepad) Algebraic Rules
  • Mixed Calculation
  • How to Calculate Fast
  • LCM and GCF
  • Expanding Whole Number
Integers
  • Negative Number - What is it?
  • Integer Addition and Subtraction
  • Integer Multiplication
  • Integer Division
  • Integer, All combined
  • (Video) Integer Calculation
  • (Use Notepad) Integer Calculation
  • Large Integer Calculation
  • Integer Calculation with Parentheses
  • (Use Notepad) Integer Calculation with Parentheses
  • Integer Word Problems
  • (Use Notepad) Word Problems for Integer
Rational Numbers
  • Reciprocal Number and Ratios
  • Rational Number
  • Rational Number Addition and Subtraction
  • Rational Number Multiplication and Division
  • Rational Number Mixed Calculation
  • (Use Notepad) Word Problems for Rational Numbers
Prealgebra
  • Reciprocal Numbers and Decimal Numbers
  • Converting Reciprocal Format to Decimal Numbers
  • Converting Decimal to Reciprocal Number Format
  • Decimal Number Calculation
Irrational Numbers
  • Irrational Number, What is it?
  • Addition and Subtraction with Irrational Numbers
  • Multiplication with Irrational Numbers
  • Other Irrational Numbers
  • Real Numbers
Fraction
  • Fraction Calculation Rules
  • (Use Notepad) Fraction Operation
  • Fraction Addition and Subtraction
  • Fraction Multiplication and Division
  • Proper Fraction
  • (Use Notepad) Conversion of Numbers
  • Fraction Challenges
  • (Use Notepad) Fraction Challenges
  • (Use Notepad) Fraction Word Problems