Multiplying and Dividing Rational Numbers

Multiplying and Dividing Rational Numbers

First, Let's Review!!!

Multiple Choice

Write 4 ⅔ as an improper fraction.

• 12/3

• 14/5

• 14/3

• 14/12

Multiple Choice

• ³/₁₀

• ³/₂₁

• ²/₁₀

• ²/₂₁

Multiple Choice

• ⁶/₁₂

• ⁵/₈

• ⁶/₈

• ⁵/₁₂

Multiple Choice

Which is equivalent to the problem shown?

Fill in the Blank

4.51 x 3

Fill in the Blank

-2.5 x 7

Fill in the Blank

-15.6 x -2

Fill in the Blank

-32/-5

Fill in the Blank

-20/3

Open Ended

Explain how you would explain to a friend when to stop simplifying

Fill in the Blank

The cell phone company charges Michael a late fee of $3.84 per day until the balance is paid. If Michael is 8 days late, what is the change in Michael's bank account?

Fill in the Blank

$$\frac{7}{8}\times1\ \frac{1}{2}$$  

Fill in the Blank

$$2\ \frac{3}{4}\div\frac{2}{3}$$  

Fill in the Blank

$$\frac{3}{5}\times\frac{2}{3}$$  

Fill in the Blank

$$\frac{5}{6}\times-\frac{3}{4}$$  

Fill in the Blank

$$-\frac{3}{10}\div-\frac{4}{5}$$  

Poll

ANY QUESTIONS?

• I got it!

• I sorta got it

• I'm lost!

Fill in the Blank

$$-\frac{2}{3}\div\frac{1}{2}$$  

Fill in the Blank

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

Fill in the Blank

$$-\frac{8}{9}\div-\frac{4}{9}$$