Multiplying Fractions

How do you multiply fractions?

• Keep, flip, change

• Add the numerators, multiply the denominators

• Butterfly method

• Multiply straight acress

Solve: $\frac{2}{3}\times\frac{3}{5}$  

•  $\frac{5}{8}$  

•  $\frac{19}{15}$  

•  $\frac{2}{5}$  

•  $\frac{9}{10}$  

Solve: $\frac{1}{2}\times\frac{6}{7}$  

•  $\frac{3}{7}$  

•  $\frac{7}{9}$  

•  $\frac{7}{12}$  

•  $\frac{19}{14}$  

Solve: $\frac{5}{12}\times\frac{5}{6}$  

•  $\frac{10}{18}$  

•  $\frac{5}{9}$  

•  $\frac{25}{72}$  

•  $\frac{30}{60}$  

Solve: $\frac{6}{7}\times\frac{1}{3}$  

•  $\frac{2}{7}$  

•  $\frac{7}{10}$  

•  $\frac{1}{3}$  

•  $\frac{7}{18}$  

Katz Park is in the shape of a rectangle. The length is 7/2 miles. The width is 2/4 mile. What is the are of the park?

• $\frac{7}{2}$

• $\frac{7}{4}$

• $\frac{9}{6}$

• $\frac{9}{8}$

Bill and Susan buy 16 oranges at a fruit stand. They make orange juice using 3/4 of the oranges. How many oranges do Bill and Susan use to make orange juice?

• 16

• 12

• 6

• 4

The Anders family has 9 people. Each family member eats 2/7 pound of potato salad during a picnic. Which expression could be used to find the total amount of potato salad the 9 family members eat?

• $9\times\frac{2}{7}$

• $9\div\frac{2}{7}$

• $\frac{1}{9}\times\frac{2}{7}$

• $\frac{1}{9}\div\frac{2}{7}$

A restaurant sells burritos that weigh 1/4 pound each. If a family orders 8 burritos, how many pounds of burritos will the family receive?

• $\frac{1}{32}$

• $2$

• $\frac{9}{4}$

• $32$

Zoey has 3/4 of a pizza left after going to a local restaurant last night. Today, she eats 1/3 of the remaining pizza for lunch. How much of the original pizza does Zoey have left now?

• $\frac{1}{4}$

• $\frac{4}{12}$

• $\frac{5}{12}$

• $\frac{1}{2}$