• Pre algebra
  • Fractions
  • Multiplying and dividing fractions

Multiplying and dividing fractions

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  • Question 1:
    1 pts
    To multiply fractions simplify multiply the numerators and multiply the denominators.
  • Question 2:
    1 pts
    To divide one fraction by another we must flip the second fraction and then multiply with the first.
  • Question 3:
    1 pts
    Multiply fractions. $$\frac{1}{4} \cdot \frac{3}{5} = $$
  • Question 4:
    1 pts
    Divide the fractions. $$\frac{1}{2} \div \frac{3}{4}$$

    $\frac{5}{4}$

    $\frac{4}{5}$

    $\frac{3}{2}$

    $\frac{4}{6}$

  • Question 5:
    2 pts
    Reciprocal of the number $0$ is
  • Question 6:
    2 pts
    Divide the fractions. $$2 \div \frac{4}{5}.$$
    $\frac{8}{5}$
    $\frac{10}{4}$
    $\frac{5}{8}$
    $\frac{4}{10}$
  • Question 7:
    2 pts
    Cancel out the common factors and then multiply the fractions. $$1 \frac{2}{3} \cdot 1\frac{6}{15}.$$

    $\frac{7}{3}$

    $\frac{3}{7}$

    $\frac{21}{5}$

    $\frac{5}{12}$

  • Question 8:
    2 pts
    Multiply the fractions (write the results in lowest terms). $$\frac{4}{9} \cdot \frac{3}{8} \cdot \frac{3}{4}.$$
  • Question 9:
    3 pts
    You have $\frac{2}{4}$ of a pizza and you want to share it equally between 2 people. How much of the pizza does each person get?
    Each person gets
    of a pizza.
  • Question 10:
    3 pts
    Divide the fractions . $$\dfrac{\dfrac{1}{3}}{3}$$

    $\frac{1}{2}$

    $\frac{9}{1}$

    $\frac{1}{9}$

    $\frac{1}{3}$

  • Question 11:
    3 pts
    Find the value of the expression. $$\frac{1}{2} \div \frac{3}{4} \cdot \frac{5}{6}.$$
    $\frac{1}{9}$
    $\frac{1}{3}$
    $\frac{9}{5}$
    $\frac{5}{9}$
  • Question 12:
    3 pts
    You have 6 donuts and you want to give $\frac{2}{3}$ of them to a friend and keep the rest for yourself. Which expression can be used to find how many donuts would your friend get?
    Your friend gets
    donuts.