Math Videos

KhanAcademy Lessons


Chapter One – Place Value,Multiplication, and Expressions

Chapter 1 Reteach

1.1 Investigate – Place Value and Patterns

1.2 Place Value of Whole Numbers

1.3 Algebra – Properties

– Multiplication Properties

1.4 Algebra – Powers of 10 and Exponents

1.5 Algebra – Multiplication Patterns

1.6 Multiply by 1-Digit Numbers

1.7 Multiply by 2-Digit Numbers

1.8 Relate Multiplication to Division (Flash Player Required)

1.9 Problem Solving – Multiplication and Division

1.10 Algebra – Numerical Expressions

1.11 Algebra – Evaluate Numerical Expressions¬†(Order of Operations Rap)

1.12 Algebra – Grouping Symbols

Chapter Two – Divide Whole Numbers

Chapter 2 Reteach

2.1 Place the First Digit

2.2 Divide using 1-Digit Divisors

2.3 Investigate – Division with 2-Digit Divisors

2.4 Partial Quotients

2.4 Partial Quotients Example 2

2.5 Unlock the Problem

2.6 Divide Using 2-Digit Divisors

2.7 Interpret the Remainder

2.8 Adjust Quotients

2.9 Problem Solving – Division

Chapter Three – Add and Subtract

Decimals

Chapter 3 Reteach

3.1 Investigate Thousandths

3.2 Place Value of Decimals

3.2 –Kahn Academy Video

3.3 Compare and Order Decimals

3.4 – Round Decimals (Kahn Academy Video)

3.5 Modeling Decimal Addition

3.6 Model Decimal Subtraction

3.7 Estimating Decimal Sums and Differences

3.8 Adding Decimals

3.9 Subtracting Decimals

3.10 Patterns with Decimals

3.11 Problem Solving- Add and Subtract Money

3.12 Choose a Method

Chapter Four – Multiply Decimals

Chapter 4 Reteach

4.1 Multiplication Patterns with Decimals

4.1 Kahn Academy Video

4.2 Investigate – Multiply Decimals and Whole Numbers

4.3 Multiplication with Decimals and Whole Numbers

4.4 Multiply Using Exanded Form

4.5 Problem Solving – Multiply Money

4.6 Investigate – Decimal Multiplication

4.7 Multiply Decimals

Multiply Decimals Example

4.8 Zeros in the Product

Chapter Five – Divide Decimals

Chapter 5 Reteach

5.1 Algebra – Division Patterns with Decimals

5.2 Investigate – Divide Decimals by Whole Numbers

5.3 Estimating Decimal Quotients

5.4 Division of Decimals by Whole Numbers

5.5 Modeling Decimal Division

5.6 Divide Decimals

Divide Decimals

5.7 Zeros in The Dividend

5.8 Problem Solving – Decimal Operations

Fraction Boot Camp!

Chapter Six – Add and Subtract

Fractions with Unlike Denominators

Chapter 6 Reteach

6.1 Investigate – Addition with Unlike Denominators

6.2 Subtraction with Unlike Denominators

6.3 Estimate Fraction Sums and Differences

6.4 Common Denomincators and Equivalent Fractions

6.5 Add and Subtract Fractions

6.6 Add and Subtract Mixed Numbers

– Add Mixed Numbers (Kahn Academy)

– Subtract Mixed Numbers (Kahn Academy)

6.7 Subtraction with Renaming

6.8 Algebra – Patterns with Fractions

Patterns with Fractions #1

Patterns with Fractions #2

6.9 Problem Solving – Practice Addition and Subtraction

6.10 Algebra – Use Properties of Addition

Commutative Property (fractions)

Associative Property (fractions)

Add Fractions Using Properties

Chapter Seven – Multiply Fractions

Chapter 7 Reteach

7.1 Find Part of a Group

7.1 Example 1

7.1 Example 2

7.1 Problem Solving

7.2 Investigate – Multiply Fractions and Whole Numbers

7.2 Example 1

7.2 Example 2

7.3 Fraction and Whole Number Multiplication

7.4 Model Fraction Multiplication (Student Video)

– 7.4 Brownie Pan Method

7.5 Compare Fraction Factors and Products

7.6 Fraction Multiplication

Cross Simplifying Fractions

7.7 Investigate – Area and Mixed Numbers

7.7 Video 2

7.8 Compare Mixed Number Factors and Products

7.9 Multiply Mixed Numbers (Example 2 –Distributive Property)

7.10 Problem Solving – Find Unknown Lengths

Chapter Eight – Divide Fractions

Chapter 8 Reteach

8.1 Investigate – Divide Fractions and Whole Numbers
8.2 Problem Solving – Use Multiplication
8.3 Connect Fractions to Division
8.4 Fraction and Whole-Number Division
8.5 Interpret Division with Fractions
Extend Fraction Division!

Chapter Nine – Algebra: Patterns and Graphing

Chapter 9 Reteach

9.1 Line Plot

9.2 Ordered Paris

9.3 Investigate – Graph Data

9.4 Line Graphs

9.5 Numerical Patterns

9.6 Problem Solving – Find a Rule

9.7 Graph and Analyze Relationships

Chapter Ten – Convert Units of Measure

Chapter 10 Reteach

10.1 Customary Length

10.2 Customary Capacity

10.3 Weight

10.4 Multistep Measurement Problems

10.5 Metric Measures

Additional “Metric Measures” Video (Numberock)

10.6 Problem Solving – Customary and Metric Conversions

10.7 Elapsed Time

Chapter Eleven – Geometry and Volume

Chapter 11 Reteach

11.1 Polygons

11.2 Triangles

11.3 Quadrilaterals

11.4 Problem Solving – Properties of Two-Dimensional Figures

11.5 Three-Dimensional Figures

11.6 Investigate – Unit Cubes and Solid Figures

11.7 Investigate – Understand Volume

11.8 Investigate – Estimate Volume

11.9 Volume of Rectangular Prisms

11.10 Algebra – Apply Volume Formulas

11.11 Problem Solving – Compare Volumes

11.12 Find Volume of Composed Figures