Math Video Library
Place Value
Math Antics
NumbeRock
Addition/subtraction
Khan Academy: Basic Addition
NUMBEROCK: 2-Digit Addition with Regrouping
Khan Academy: Adding with Regrouping
Khan Academy: Basic Subtraction
Math Antics: Multi-Digit Subtraction
NUMBEROCK: Subtraction with Regrouping
Khan Academy: Subtracting 3-Digit Numbers (Regrouping)
Khan Academy: Subtracting 3-Digit Numbers (Regrouping from 0)
Khan Academy: Adding 2-Digit Numbers without Regrouping
Math Antics: Multi-Digit Addition
NUMBEROCK: Addition with Regrouping (3-Digits)
Khan Academy: Subtracting 2-Digit Numbers without Regrouping
Mr. Demaio: How to Borrow in Subtraction
Khan Academy: Subtracting with Regrouping (Borrowing)
Khan Academy: Subtracting 3-Digit Numbers (Regrouping Twice)
Multiplication/division
Rock 'N Learn: What is Multiplication?
Khan Academy: Multiplication as Equal Groups
Khan Academy: The Idea of Division
Khan Academy: Multiplication as Groups of Objects
Khan Academy: More Ways to Multiply
Khan Academy: Relating Multiplication to Division
Rounding
Math Antics: Rounding
NUMBEROCK: Rounding Numbers
Mr. DeMaio: How To Round To Tens and Hundreds
We Will ROUND You
Graphing
Perimeter
Math Antics: Perimeter
Khan Academy: Perimeter of a Shape
Khan Academy: Find Missing Side Length when given Perimeter
Khan Academy: Introduction to Perimeter
Khan Academy: Finding Perimeter when a Side Length is Missing
Area
NUMBEROCK: Perimeter & Area
Khan Academy: Intro to Area and Unit Squares
Counting Unit Squares to Find Area Formula
Khan Academy: Finding Missing Side when Given Area
Math Antics: Area
Khan Academy: Transitioning from Unit Squares to Area Formula
Khan Academy: Creating Rectangles with a Given Area 1
Fractions
NUMBEROCK: Into to Fractions
Math Antics: Fractions Are Parts
Math Antics: Working With Parts
Math Antics: Fractions Are Division
Math Antics: Types of Fractions
Math Antics: Comparing Fractions
Khan Academy: Fractions on a Number Line
Khan Academy: Intro to Fractions
Khan Academy: Cutting Shapes Into Equal Parts
Khan Academy: More Than One Equal Section
Khan Academy: Recognizing Fractions Greater Than One
Khan Academy: Identifying Numerators and Denominators
NUMBEROCK: Fractions on a Number Line
POLYGONS
Math Antics: Polygons
Math Antics: Quadrilaterals
NUMBEROCK: Poylgons
Time/MEASUREMENT
Math 4 Kids: Telling Time
NUMBEROCK: Telling Time (To 5 Minutes)
Math 4 Kids: Elapsed Time
Khan Academy: Elapsed Time Ex. 2
NUMBEROCK: Telling Time
Khan Academy: Telling Time to the Nearest Minute
Khan Academy: Elapsed Time Ex. 1
WORD PROBLEMS: ADDITION/SUBTRACTION
Khan Academy: Addition Word Problem- Horses
Khan Academy: Subtraction Word Problem- Tennis Balls
Khan Academy: Subtraction Word Problem- Snow
Khan Academy: Subtraction Word Problem- Crayons
Word Problems:
Multiplication/Division
Khan Academy: Multiplication Word Problem: Parking Lot
Khan Academy: Division Word Problem- School
Word Problems:
Fractions
Khan Academy: Identifying Unit Fractions Word Problem
Odd vs. Even numbers
NumbeRock: Odd and Even Numbers