Ratios with fractions

Unit Rates for Ratios with fractions

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Unit rates

• Can be shown as a ratio

or a fraction.

• Must have 1 in it.
• How much of something per 1 unit of something else

Multiple Choice

Which ratio is a unit rate?

• 2 : 4

• 3 : 5

• 1 : 6

Multiple Choice

Which fraction is a unit rate?

• 5/6

• 2/3

• 4/1

Multiple Choice

Which phrase is a unit rate?

• 60 miles per an hour

• 3 miles for every 24 minutes

• 3 boys for every 2 girls

Complex Fraction

A fraction that also has a fraction on the top, bottom or both.

Open Ended

What is a complex Fraction?

Multiple Choice

Simplify the complex fraction:

 $\frac{3}{\frac{2}{3}}$  

• 2

•  $\frac{2}{9}$  

•  $\frac{9}{2}$  

•  $4\ \frac{1}{2}$  

Multiple Choice

Simplify the complex fraction:

 $\frac{3}{\frac{3}{5}}$  

• 5

•  $\frac{9}{5}$  
  

•  $\frac{9}{15}$  
  

•  $\frac{15}{3}$  
  

Multiple Choice

Simplify the complex fraction:

 $\frac{3}{\frac{2}{3}}$  

• 2

•  $\frac{2}{9}$  

•  $\frac{9}{2}$  

•  $4\ \frac{1}{2}$