Khan Academy
Khan Academy: Multiplying Fractions by Fractions: Word Problems
In this exercise, students practice multiplying fractions by fractions word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Calculator Soup
Calculator Soup: Complex Fractions Calculator
A complex fraction is a fraction that contains another fraction. Use this Complex Fractions Calculator to do math and add, subtract, multiply and divide complex fractions. Fraction answers are provided in reduced form (lowest terms).