Which is an example of an irrational number?

• 6

• 9

Classify the Number: -23

• Rational
• Real, rational, integer
• integer
• Real, irrational, whole

Which of the following is NOT a whole number?

• 0

• 3

• 0.4

• 12

The set of natural numbers plus a “0”

W = {0, 1, 2, 3,…}

• Natural Numbers

• Integers

• Irrational Numbers

• Whole Numbers

True or False: Some of the integers are natural numbers.

• True

• False

True or false: ALL fractions are Rational

• true

• false

Are irrational numbers real numbers?

• Always

• Sometimes

• Never

How would you classify the number zero?

• Rational number

• Integer

• Whole number

• Natural number

Classify the Number: 120

• Counting, whole, integers rational, real
• Irrational, real
• whole
• Whole, counting

• Integer

• Rational Number

• Irrational Number

• Whole Number