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Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Adding and Subtracting Fractions
This video shows how to add and subtract fractions with like and unlike denominators. Practice problems are available. [9:49]
Imagine Learning Classroom
Learn Zillion: Subtract Fractions With Unlike Denominators Using Fraction Bars
In this lesson, you will learn how to subtract fractions with unlike denominators by using fraction bars. [5:48]
Imagine Learning Classroom
Learn Zillion: Subtract Mixed Numbers With Unlike Denominators: Fraction Bars
In this lesson, you will learn how to subtract mixed numbers by using fraction bars. [5:17]
Imagine Learning Classroom
Learn Zillion: Subtract Fractions With Different Denominators Using Fraction Bars
In this lesson, you will learn to model the subtraction of fractions with different denominators by using fraction bars. [4:33]
Imagine Learning Classroom
Learn Zillion: Solve Word Problems: Fraction Bars to Subtract Unlike Fractions
In this lesson, you will learn to solve word problems involving subtraction of unlike fractions by using fraction bars. [5:28]
Imagine Learning Classroom
Learn Zillion: Use Number Lines to Subtract Unlike Mixed Number Fractions
In this lesson, you will learn to solve word problems involving subtraction of unlike mixed number fractions by using number lines. [5:49]