Dividing Unit Fractions in Word Problems

Dividing Unit Fractions in Word Problems

Multiple Choice

What are we starting with?

• 1/4 pound of pecans

• 3 people

• amount for each person

Multiple Choice

What are we doing with 1/4 pound of pecans?

• splitting them into 1/4 pound

• sharing with 3 people

• giving some away

Multiple Choice

What are we looking for?

• how many pecans

• the number of parts

• how much each person will get

Multiple Choice

 $\ \ \ a\ \div\ b\ =\ ?$  

•  $\frac{1}{4}\ \div\ 3\ =\ ?$  

•  $3\ \div\ \frac{1}{4}\ =\ ?$  

Multiple Choice

How much of a pound of pecans will each person receive?

• 12

• $\frac{1}{12}$
  

• $\frac{1}{7}$
  

Open Ended

Describe the situation in your own words.

**(NOT how to SOLVE the problem... what is happening in this story.)**

Multiple Choice

What will our number sentence look like?

• $3\ \div\ \frac{1}{3}\ =\ ?$

• $\frac{1}{3}\ \div\ 3\ =\ ?$

Multiple Choice

What is the total number of boards he will have for his ladder? 

•  $\frac{1}{9}$ 

•  $9$ 

Multiple Choice

Which picture best represents this problem?

Multiple Choice

Which number sentence can be used to represent this problem?

• 
  

   $\frac{1}{3}\div\ 6\ =\ ?$  
  

•  $6\ \div\ \frac{1}{3}\ =\ ?$  

Multiple Choice

How much of the total amount in the bag does she feed to each horse?

• 
  

   $\frac{1}{9}$  
  

•  $18$  

•  $\frac{1}{18}$  

•  $9$  

Multiple Choice

This model shows....

• $6\ \div\ \frac{1}{4}\ =24$

• $6\ \div\ \frac{1}{4}\ =\ \frac{1}{24}$

• $\frac{1}{4}\ \div\ 6\ =\ \frac{1}{24}$

• $\frac{1}{4}\ \div\ 6\ =\ 24$

Multiple Choice

Which model best represents this problem?

Multiple Choice

Which number sentence best represents this problem?

• 
  

  $\frac{1}{4}\ \div\ 6\ =\ \frac{1}{24}$
  

• $6\ \div\ \frac{1}{4}\ =24$