## Multiply or Divide?

**Work Time**

# Multiply or Divide?

Daniela has a ribbon $3\frac{1}{2}$ feet long. Consider the following expressions:

$3\frac{1}{2}\xf7\frac{3}{4}$

$3\frac{1}{2}\times \frac{3}{4}$

a) Which expression represents the number of pieces she would have if she cut the ribbon into $\frac{3}{4}$-foot pieces?b) Which expression gives the length of $\frac{3}{4}$ of the ribbon in feet?

A recipe calls for $2\frac{2}{3}$ cups of flour. Consider the following expressions:

$2\frac{2}{3}\xf7\frac{1}{3}$

$2\frac{2}{3}\times \frac{1}{3}$

a) Which expression represents the amount of flour in $\frac{1}{3}$ of a recipe?b) Which expression represents the number of times a $\frac{1}{3}$ cup measure would need to be filled to measure the flour?

Ji Young made $5\frac{1}{2}$ pounds of pasta salad. Consider the expressions below.

$5\frac{1}{2}\xf7\frac{1}{8}$

$5\frac{1}{2}\times \frac{1}{8}$

a) Tell what the expression $5\frac{1}{2}\xf7\frac{1}{8}$ could represent in this situation.b) Tell what the expression $5\frac{1}{2}\times \frac{1}{8}$ could represent in this situation.