National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Dividing Fractions
This site has an explanation of how to divide fractions by multiplying the reciprocal of the denominator. It explains why you invert and multiply! This site also contains links to numerous Math Forum sites pertaining to fractions,...
Visual Fractions
Visual Fractions: Strict Fraction Division With Lines
Use this interactive site from Visual Fractions to divide fractions. Your answers need to be given in lowest terms. Explanations are available for each question, and you receive immediate feedback for your answers.
Visual Fractions
Visual Fractions: Fraction Division With Lines
Once the dividend is correctly identified, a rectangle representing the divisor will appear. The divisor is the horizontal distance of the blue arrow. The program will not continue unless the dividend or the divisor are correctly...
Visual Fractions
Visual Fractions: Divide Fractions With Circles
Use the circles on this interactive site to learn and practice dividing fractions. An explanation is available for each question, and you receive immediate feedback for your answers.