The same method is used for adding / subtracting both numerical fractions and algebraic fractions. Find a common denominator Write each fraction as an equivalent fraction with the common denominator ...

When adding or subtracting fractions, you need to look at the denominator. If the denominator is the same, then you can just add or subtract the numerator. If the denominator is different, then you ...

This applet allows students to individually practice working with relationships among fractions and ways of combining fractions. For a two person version of this applet see the Fraction Track ...

Explore a wide range of recent research in mathematics. From mathematical modeling to why some people have difficulty learning math, read all the math-related news here.