Real Number System

Classify 0

• Whole

• Integer

• Rational

• All of the above

To which of the following sets of numbers does √196 belong?
I.  Counting Numbers
II.  Integers
III.  Rational Numbers
IV.  Irrational Numbers

• I Only

• III Only

• I, II, and III only

• IV Only

Which best describes all possible classifications for this set of numbers?
{-28/7    18      √64        -95}
I.  Whole numbers
II.  Integers
III.  Rational Numbers
IV.  Real Numbers

• I. and II only

• II and III only

• II and III and IV only

• III and IV only

A set of numbers is shown.
S = {-3/4,    √144,     17.85,    18/3}
Which of the following best fits in the set?

• √136

• 27/7

• π

• 0.12122122212222...

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

What is true about irrational numbers?

• They can be written as a decimal

• They CAN NOT be written as a fraction.

All irrational numbers are Real numbers

• True

• False

What is an example of an irrational number?

• -2/3

• .75575557654..

• 23

• 0