Section 1-2 Classifying Numbers and the Number Line.

8
Section 1-2 Classifying Numbers and the Number Line

Transcript of Section 1-2 Classifying Numbers and the Number Line.

Page 1: Section 1-2 Classifying Numbers and the Number Line.

Section 1-2Classifying Numbers and

the Number Line

Page 2: Section 1-2 Classifying Numbers and the Number Line.

Natural NumberDefinition• Counting

Numbers

Symbol

N

Page 3: Section 1-2 Classifying Numbers and the Number Line.

Whole NumberDefinition• The natural

numbers and zero

Symbol

W

Page 4: Section 1-2 Classifying Numbers and the Number Line.

IntegerDefinition•Whole

numbers and their opposites

Symbol

Z

Page 5: Section 1-2 Classifying Numbers and the Number Line.

Rational NumberDefinition• Any number

that can be written as a fraction where

Symbol

Q

b

a

0b

Page 6: Section 1-2 Classifying Numbers and the Number Line.

irRational Number

Definition• Non-repeating,

non-terminating decimals–Can’t be written

as a fraction

Symbol

I

Page 7: Section 1-2 Classifying Numbers and the Number Line.

Real NumberDefinition• All of the

above

Symbol

Page 8: Section 1-2 Classifying Numbers and the Number Line.

Diagram

These are all real numbers!