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A Historical Challenge: Adding Reciprocals of Unit Fractions

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Working with Fractions · Working with Fractions · 4:02

You'll learn: A Historical Challenge: Adding Reciprocals of Unit Fractions

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A Historical Challenge: Adding Reciprocals of Unit Fractions

4:02

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A Historical Challenge: Adding Reciprocals of Unit Fractions

You'll learn: A Historical Challenge: Adding Reciprocals of Unit Fractions

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Working with Fractions

15

Multiplying a Fraction by a Whole Number: Repeated Equal Quantities
4:01
Multiplying a Fraction by a Whole Number: Repeated Equal Quantities
You'll learn: Multiplying a Fraction by a Whole Number: Repeated Equal Quantities
Taking One-Fifth of a Whole-Number Quantity
4:01
Taking One-Fifth of a Whole-Number Quantity
You'll learn: Taking One-Fifth of a Whole-Number Quantity
Taking Two-Fifths: Divide First, Then Take the Required Parts
3:56
Taking Two-Fifths: Divide First, Then Take the Required Parts
You'll learn: Taking Two-Fifths: Divide First, Then Take the Required Parts
Multiplication with Mixed Fractions in Sharing and Cost Problems
4:02
Multiplication with Mixed Fractions in Sharing and Cost Problems
You'll learn: Multiplication with Mixed Fractions in Sharing and Cost Problems
Fraction Applications: Daily Milk, Canal Work and Shared Oil
3:59
Fraction Applications: Daily Milk, Canal Work and Shared Oil
You'll learn: Fraction Applications: Daily Milk, Canal Work and Shared Oil
Fractional Time Changes and Whole-Number Product Practice
4:11
Fractional Time Changes and Whole-Number Product Practice
You'll learn: Fractional Time Changes and Whole-Number Product Practice
What Is Half of a Quarter?
4:02
What Is Half of a Quarter?
You'll learn: What Is Half of a Quarter?
Finding Three-Quarters of Two-Fifths
3:59
Finding Three-Quarters of Two-Fifths
You'll learn: Finding Three-Quarters of Two-Fifths
Multiplying Fractions Greater Than One with a Visual Model
4:03
Multiplying Fractions Greater Than One with a Visual Model
You'll learn: Multiplying Fractions Greater Than One with a Visual Model
Why Fraction Multiplication Gives the Area of a Rectangle
3:54
Why Fraction Multiplication Gives the Area of a Rectangle
You'll learn: Why Fraction Multiplication Gives the Area of a Rectangle
Multiplying Unit Fractions Through Rows and Columns
4:00
Multiplying Unit Fractions Through Rows and Columns
You'll learn: Multiplying Unit Fractions Through Rows and Columns
Unit-Square Practice with Non-Unit Fractions
3:57
Unit-Square Practice with Non-Unit Fractions
You'll learn: Unit-Square Practice with Non-Unit Fractions
Deriving the Rule for Multiplying Numerators and Denominators
3:53
Deriving the Rule for Multiplying Numerators and Denominators
You'll learn: Deriving the Rule for Multiplying Numerators and Denominators
Cancelling Common Factors Before Multiplying Fractions
4:20
Cancelling Common Factors Before Multiplying Fractions
You'll learn: Cancelling Common Factors Before Multiplying Fractions
Reducing Fractions to Lowest Terms: The Apavartana Connection
4:05
Reducing Fractions to Lowest Terms: The Apavartana Connection
You'll learn: Reducing Fractions to Lowest Terms: The Apavartana Connection