Multiplication of mixed fractions quiz online. Multiplying mixed fractions is simplified first by converting the factions to improper fractions and then cross dividing if there are similar factors Or simply multiplying numerators by numerators and denominators by denominators and then reducing the fraction to the lowest terms. Skills learned earlier on multiplying two numbers apply in this case as well as division skills. The quiz is a MCQ test with a list of fractions as the choices to select from. Students in 3rd, 4th, 5th and 6th grade can review multiplying mixed fractions with this quiz online.