Transcript The Real Number System

The Real Number System
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.
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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, . . .}
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The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
1/2
-2
3
3
0
15%
2/3
3
4
-0.7
2
-5
2
1.456
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The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
Integers
1/2
3
-2
0
- 0.7
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15%
3
2/3
3
4
2
-5
2
1.456
jwaid
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The Real Number System
Real Numbers
Rational Numbers
Irrational Numbers
Integers
Whole
1/2
3
0
3
2/3
3
4
-2
- 0.7
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15%
2
-5
2
1.456
jwaid
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The Real Number System
Real Numbers
Rational Numbers
1/2
Irrational Numbers
Integers
Whole
Natural
0 3
3
2/3
3
4
-2
- 0.7
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15%
2
-5
2
1.456
jwaid
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