The Real Number System

1
The Real Number System

• Joyce Waid
• Locust Fork High School

2
The Real Number System

• The Real Number System is divided into two
  categories Rational and Irrational.
• Rational Numbers Numbers, such as ½ and 3/1
  that can be written as a ratio of two integers.
• Irrational Numbers Real numbers, such as square
  root of 2 or ?, that are not rational.

3
The Real Number System

• Rational Numbers Includes integers, whole
  numbers, natural numbers, and numbers written as
  the ratio of two integers.
• Integers . . . 3, 2, 1, 0, 1, 2, 3, . .
  .
• Whole Numbers 0, 1, 2, 3, . . .
• Natural Numbers 1, 2, 3, . . .

4
The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
1/2
-2
2?
?3
3
2/3
0

• ?5
• 2

3? 4
15
-0.7
1.456
5
The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
Integers
2?
?3
3
-2
1/2
2/3
0

• ?5
• 2

3? 4
15
1.456
- 0.7
6
The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
Integers
Whole
2?
?3
3
1/2
2/3
0

• ?5
• 2

3? 4
-2
15
1.456
- 0.7
7
The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
Integers
Whole
2?
?3
Natural
1/2
2/3
0
3

• ?5
• 2

3? 4
-2
15
1.456
- 0.7