Unit 1 Review

Write the following number as a fraction: 0. $\overline{7}$  

• $\frac{7}{9}$

• $\frac{7}{10}$

• $\frac{7}{99}$

• $\frac{7}{90}$

Write the following number as a mixed number: 4. $\overline{45}$  

• $\frac{45}{100}$

• 4 $\frac{45}{100}$

• 4 $\frac{5}{11}$

• $\frac{5}{11}$

Write the following number as a mixed number: 2. $\overline{19}$  

•  $\frac{19}{100}$ 

• 2 $\frac{19}{100}$ 

• 2 $\frac{19}{99}$ 

•  $\frac{19}{99}$ 

Which number below is irrational?

• $\frac{4}{9}$

• $0.\overline{22}$

• $\sqrt{48}$

• 0

Classify $\sqrt{64}$  as rational or irrational.

• Rational

• Irrational

Determine which numbers are irrational.

• 
  

  $\sqrt{36}$
  

• $\sqrt{23}$

• -4.232323...

• 0.151151115...

• 0. $\overline{35}$

Classify $-0.\overline{25}$  as rational or irrational.

• Rational

• Irrational

Between what two whole numbers does the following number lie: $\sqrt{89}$ 

• 6 and 7

• 7 and 8

• 8 and 9

• 9 and 10

Which of the following numbers would come first if ordered least to greatest: $2.\overline{3}$   $\sqrt{8}$   $2.5$   $2\ \frac{1}{4}$  

•  $2.\overline{3}$  

•  $\sqrt{8}$  

•  $2.5$  

•  $2\ \frac{1}{4}$  

Classify the following number as a perfect square, a perfect cube, both, or neither: 27

• Perfect Square

• Perfect Cube

• Both

• Neither