Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Dividing Mixed Numbers
This video expains how to divide two mixed numbers and write the answer as a mixed number. Practice problems are available. [2:40]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Repeating Decimals to Fractions 2
This video explains how to convert a repeating decimal with more than one repeating digit to a fraction. Practice problems are available. [9:05]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Decimals and Fractions
This video shows how to convert a decimal to a simplified fraction. Practice problems are available. [2:42]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Adding Fractions With Different Signs
This video shows how to add three fractions, one of which has a negative sign. Practice problems are available. [6:22]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Comparing Fractions 2
This video shows how to compare two fractions using a several methods. Practice problems are available. [7:08]
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]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Multiplying Fractions
This video explains how to multiply two fractions and simplify the answer. Practice problems are available. [2:26]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Repeating Decimals to Fractions 1
This video explains how to convert a repeating decimal to a fraction. Practice problems are available. [4:03]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Number as Decimal, Percent, Fraction
This video explains how to represent a percent as a decimal and as a fraction. Practice problems are available. [3:32]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Converting Fractions to Decimals
This video shows how to convert from a fraction to a decimal and from a decimal to a fraction. Practice problems are available. [9:23]
Khan Academy
Khan Academy: Decimals and Fractions: Decimals and Fractions
This video shows how to convert a decimal to a simplified fraction.