Real Numbers Assessment Review

Which statement describes a Rational Number?

• Decimals that do not terminate

• Decimals that have a repeating bar

• Cannot be written as a fraction

• Non-perfect squares

Which statement best describes an Irrational Number?

• Non-perfect squares

• Terminating decimals

• Repeating decimals

• Fractions

Tags

CCSS.8.NS.A.1

Is $\sqrt{23}$  Rational or Irrational?

• Rational 

• Irrational

Tags

CCSS.8.NS.A.1

Is $0.\overline{367}$ Rational or Irrational?

• Rational

• Irrational

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Put the following in simplest form (sock method):

 $\sqrt{12}$  

• 6

•  $4\sqrt{2}$  

•  $4\sqrt{3}$  

•  $2\sqrt{3}$  

Estimate $\sqrt{26}$ to one decimal place

• 4.8

• 5.1

• 5.8

• 5.9

Tags

CCSS.8.NS.A.2

Which sign will go in the blank?
 $\sqrt{15}$ ____ 4.9

•  $>$  

•  $<$  

• =

Tags

CCSS.8.NS.A.2

 Select the correct response that puts these numbers in order from least to greatest:

 $\pi,\ \sqrt{9},\ 3.8,\ 10,\ \frac{22}{10}$  

•  $\frac{22}{10},\ \sqrt{9},\ 3.8,\ \pi,\ 10$  

•  $\frac{22}{10},\ \pi,\ 3.8,\ \sqrt{9},\ 10$  

•  $\pi,\ \frac{22}{10},\ 3.8,\ \sqrt{9},\ 10$  

•  $\frac{22}{10},\ \sqrt{9},\ \pi,\ 3.8,\ 10$  

Tags

CCSS.8.NS.A.2

 Estimate the value of the following expression to the nearest whole number: $3+\sqrt{26}$ 

• 10

• 9

• 8

• 7

Tags

CCSS.8.NS.A.2

A calculator shows the following numbers in its display: 0.22102 which does NOT fill the display screen. Is this enough to determine whether the number is rational or irrational? Explain.

• Yes, it is irrational because it does not terminate.

• Yes, it is rational because it terminates.

• No, there is not enough information.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1