Here are some links to videos on multiplying and dividing fractions. I hope you use them to help you as reminders in studying and doing homework.
Also different models to represent multiplication and division of fractions....
5.NF.6 Solve real world problems involving multiplication of fractions and mixed numbers, e.g., by using visual fraction models or equations to represent the problem.
5.NF.7 Apply and extend previous understandings of division to divide unit fractions by whole numbers and whole numbers by unit fractions.
