Addition and Subtraction of Fractions

Addition and Subtraction of Fractions


Standards:
 
Vocabulary:


Videos for each lesson can be found at this site.  Click on the correct module tab along the top, then click on the lesson.

Practice Sites and Games- Fractions:
Fraction Bars.png     Modeling Tool.png  
    Fraction Bars                       Equivalent Fractions                       Modeling Tool

   

                           
Topic A: Equivalent Fractions
Lesson 1:  Equivalent Fractions
Video- Equivalent Fractions
   
Lesson 2:  Equivalent Fractions with sums of Fractions
   
Topic B:  Making Units Pictorially
Lesson 3:  Adding Fractions with Unlike Denominators
   Video
Lesson 4:  Adding fractions with sums between 1 and 2
  
   LZ2659  Add fractions using an area model
Lesson 5:  Subtract fractions using an area model
     LZ2624  Subtract fractions
Lesson 6:  Subtract fractions from numbers between 1 and 2
     Video 
Lesson 7:  Solve two-step word problems 
Video                                                                                                                                                                                                                                                                     
     
Topic C:  Making Like Units Numerically
Lesson 8: Add and Subtract fractions using a number line
Lesson 9:  Add fractions making like units numerically
 Video    
Lesson 10:  Adding Larger Fractions
  Video 
Lesson 11:  Subtract fractions using like units numerically
  Video  
Lesson 12:  Subtracting fractions
    Video
Topic D:  Further Applications
Lesson 13:  Using Benchmark fractions
   Video 
    LZ1321   Compare fractions to benchmark of 1/2 using a number line
    LZ1322  Compare fractions to benchmark of 1/2 using area models
    LZ848    Compare fractions to a benchmark of 1 using a number line
    LZ849    Compare fractions to a benchmark of 1 using area models
Lesson 14:  Problem Solving
    Video HW help
Lesson 15:  More Problem Solving 
    Video HW help
    Video on lesson
Lesson 16:  Parts of a Whole
    Video-- Problem Set
    Video- Lesson Explanation
    


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