Rational Numbers

Hannah Syme, Apr 11, 2019

Rational Fractions

Table of Contents

  1. What is a fraction?
    1. Pizza and fractions
    2. Proof Without Words
    3. What are the fractions?
  2. Models of rational numbers
    1. Classifying Rational Numbers
    2. Venn Diagram Real Numbers
    3. Rational Numbers
  3. Fraction equivalence, ordering, and simplifying
    1. TR KAY - Equivalent Fractions
    2. Ordering Fractions
    3. Simplifying Fractions تبسيط الكسور
  4. Adding fractions
    1. Fraction Addition
    2. Adding Fractions - Visual
    3. Adding Fractions with an Area Model
    4. Adding Fraction Practice
    5. Add Fractions using Area models
  5. Subtracting fractions
    1. Subtracting Fractions using an Area Model
    2. Fraction Bar - Subtraction
    3. Copy of Subtracting fractions with number lines
    4. Subtracting Fractions - Kesirlerle Çıkarma'in kopyası
    5. subtraction of proper fractions
  6. Multiplying fractions
    1. Multiplying Fractions
    2. Multiplying Fractions
    3. Multiply Fractions Demo
    4. Multiply fractions
    5. Area model fraction multiplier
  7. Dividing fractions
    1. Dividing Fractions
    2. Dividing by a fraction
    3. Dividing Fractions
    4. Dividing fractions
    5. Dividing fractions Area models

1.

What is a fraction?

  • 1. Pizza and fractions
  • 2. Proof Without Words
  • 3. What are the fractions?

1.1.

Pizza and fractions

What part of pizza is left over, and what is eaten? What fractions are answers on these quations?[br]Click the buttons in the applet to check your answers.[br]Can you answer without clicking the "division" check box (without showing the division)?[br]Click the "Refresh" sign in the right-upper angle of the applet to repeat exercise.
Pizza and fractions
– ahorvatek

1.2.

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1.3.

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2.

Models of rational numbers

  • 1. Classifying Rational Numbers
  • 2. Venn Diagram Real Numbers
  • 3. Rational Numbers

2.1.

Classifying Rational Numbers

– Celia Jimenez

2.2.

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2.3.

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3.

Fraction equivalence, ordering, and simplifying

  • 1. TR KAY - Equivalent Fractions
  • 2. Ordering Fractions
  • 3. Simplifying Fractions تبسيط الكسور

3.1.

TR KAY - Equivalent Fractions

– bulentisik

3.2.

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3.3.

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4.

Adding fractions

  • 1. Fraction Addition
  • 2. Adding Fractions - Visual
  • 3. Adding Fractions with an Area Model
  • 4. Adding Fraction Practice
  • 5. Add Fractions using Area models

4.1.

Fraction Addition

Acknowledgement: Inspired by John Ulbright's applet "Adding Fractions - Visual" ([url=https://ggbm.at/szwBQ7wa]https://ggbm.at/szwBQ7wa[/url])
– Anthony OR 柯志明

4.2.

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4.3.

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4.4.

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4.5.

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5.

Subtracting fractions

  • 1. Subtracting Fractions using an Area Model
  • 2. Fraction Bar - Subtraction
  • 3. Copy of Subtracting fractions with number lines
  • 4. Subtracting Fractions - Kesirlerle Çıkarma'in kopyası
  • 5. subtraction of proper fractions

5.1.

Subtracting Fractions using an Area Model

Subtracting Fractions using an Area Model
Subtracting fractions using an area model
Use the area model to subtract fractions.[br][br]1. Press the "reset" arrows to get a randomly generated problem.[br]2. Build the fractions[br]3. Overlap the two fractions.[br]4. Observe
– Duane Habecker

5.2.

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5.3.

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5.4.

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5.5.

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6.

Multiplying fractions

  • 1. Multiplying Fractions
  • 2. Multiplying Fractions
  • 3. Multiply Fractions Demo
  • 4. Multiply fractions
  • 5. Area model fraction multiplier

6.1.

Multiplying Fractions

Multiply two proper fractions using an array approach.
– John Ulbright

6.2.

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6.3.

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6.4.

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6.5.

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7.

Dividing fractions

  • 1. Dividing Fractions
  • 2. Dividing by a fraction
  • 3. Dividing Fractions
  • 4. Dividing fractions
  • 5. Dividing fractions Area models

7.1.

Dividing Fractions

Divide the Fractions.[br][br]Press on "Hint" to get help.[br][br]Press "New Problem" to start another problem.
– Samantha Garcia

7.2.

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7.3.

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7.4.

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7.5.

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