Multiplying and Dividing Fractions & Mixed Numbers Test

What is the reciprocal of  $\frac{1}{5}$  ?

•  $5$  

•  $-5$  

•  $-\frac{1}{5}$  

•  $15$  

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7

Which of these is the first step when multiplying or dividing mixed numbers?

• Find a common denominator

• Use the reciprocal of the divisor

• Multiply the numerators together

• Convert to improper fractions

 $1\frac{3}{4}\ \times\ 5$  

•  $5\frac{3}{4}$  

•  $8\frac{3}{4}$  

•  $1\frac{15}{20}$  

•  $6\frac{3}{4}$  

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6

 $4\frac{3}{4}\ \div\ 1\frac{1}{2}$  

•  $3\frac{1}{6}$   

•  $8\frac{5}{7}$   

•  $4\frac{1}{2}$  
  

•   $\frac{6}{19}$  

A batch of oatmeal muffins calls for $\frac{2}{3}$ cups of oats. How many cups of oats do you need to make four batches of muffins?

•  $2$  cups
  

•  $\frac{2}{12}\$ cup
  

•  $4\frac{2}{3}$ cups

•  $2\frac{2}{3}$ cups

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.5

CCSS.5.NF.B.6

Multiply. Write the answer in simplest form.

Tags

CCSS.5.NF.B.4

Kelly has  $2\frac{1}{2}$  feet of fabric.   She needs  $\frac{1}{4}$ foot to make each ribbon.  How many ribbons can Kelly make?

• 5

•  $\frac{5}{8}$  

• 10

• 12

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.4

CCSS.5.NF.B.6

Find the prime factorization of 60

• 5 • 12

• 2 • 3² • 5

• 2² • 3 • 5

• 2⁷

How many 1/2 cup servings are in a package of cheese that contains 5 1/4 cups altogether?

•   10 1/2 servings
• 15 servings
• 5 1/2 servings
• 9 servings 

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7

Divide. Write the answer in simplest form.

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7