Real Number System

• Integer

• Rational Number

• Irrational Number

• Whole Number

• Integer

• Rational Number

• Irrational Number

• Natural Number

Check all the numbers that are rational.

• 3 and 4

• 4 and 5

• 5 and 6

• 6 and 7

• 3 and 4

• 4 and 5

• 5 and 6

• 6 and 7

How can you tell if a number is rational?

• it has a positive value

• it can be written as a ratio of two integers (a fraction)

• it has a negative value

Which of these numbers is an integer?

• 4.2

• 4

• -4.2

• 4/3

Are irrational numbers real numbers?

• Always

• Sometimes

• Never

Select all: Natural Numbers

• 4.5

• 5

• -2

• 0

• 7,652

Which categories does the number 3.7 belong to?

• Real numbers

• Rational numbers

• Integers

• Whole numbers

• Natural numbers