3.
Real Numbers
The set of real numbers consist of all the rational numbers
together with all the irrational numbers. They can be thought of
as on an infinity long number line.
Examples: 26, 57, -3,
4.
Whole Numbers
• Whole numbers are the counting numbers and 0.
• Example: 0, 1, 2, 3, 4, 5...
5.
Natural Numbers
Natural numbers are the numbers we first learned how to count
with in kindergarten.
Example: 1, 2, 3, 4, 5, 6...
6.
Integers
An integer can be positive, negative, or zero.
Examples: ...,-3, -2, -1, 0, 1, 2, 3...
7.
Rational
Rational numbers consist of all numbers that can be written as
fractions, or quotients of integers. Integers are also rational
numbers since they can be represented as fractions. All decimals
that repeat belong to the set of rational numbers.
Examples: 2/3 and 7/-8
8.
Irrational Numbers
The irrational numbers are non-repeating, non-terminating
decimals. They cannot be represented as the quotient of two
integers.
Examples: pi, the square root of 2.
9.
Chart
Real
Rational
Integers
Irrational
Whole
Natural
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