Number System
Presentation
•
Mathematics
•
5th - 8th Grade
•
Hard
Joseph Anderson
FREE Resource
6 Slides • 10 Questions
1
Natural numbers are also called counting numbers because they do not include 0, or negatives. Natural numbers can be counted to infinity and are REAL Numbers.
Example : 1,2,3,24,5,6,7,8,9,10,11,12....
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2
Multiple Choice
What are your counting numbers (1,2,3..)?
3
Multiple Choice
The set of counting numbers which is also a subset of real number
= {1, 2, 3, 4, …}
Rational Number
Natural Number
Integer
4
Whole Numbers are a set of natural numbers that start with 0. They are apart of the REAL Number set and can be counted into infinity.
Examples : 0,1,2,3,4,5,6,7,8,9,10,11,12....
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5
Multiple Choice
The set of natural numbers plus a “0”
W = {0, 1, 2, 3,…}
Natural Numbers
Integers
Irrational Numbers
Whole Numbers
6
Multiple Choice
True or False: Zero is a counting number.
True
False
7
Integers are counting numbers , whole number and negative numbers.
Positive Integer : An integer is positive if it is greater than 0. Ex: 1,2,3...
Negative Integer : An integer is negative if it is less than 0. Ex: -1,-2,-3 ...
Zero : This number is neither negative nor positive. It is a whole number.
Ex: -1,-2,-3,-4 0 , 1, 2 ,3,4
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8
Multiple Choice
The set of natural numbers, their negatives and 0
= {-3, -2, -1, 0, 1, 2, 3,…}
Whole Numbers
Integers
Natural Numbers
9
Multiple Choice
True or False: Some of the integers are natural numbers.
True
False
10
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11
Multiple Choice
What type of number is 3.5 ?
Integer
Rational Number
Irrational Number
Natural Number
12
Multiple Choice
True or false: ALL fractions are Rational
true
false
13
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14
Multiple Choice
0.04769165821735......
15
Multiple Choice
Which of the following real number categories best matches π ?
Rational
Irrational
Whole
Integer
16
Some text here about the topic of discussion
Natural numbers are also called counting numbers because they do not include 0, or negatives. Natural numbers can be counted to infinity and are REAL Numbers.
Example : 1,2,3,24,5,6,7,8,9,10,11,12....
Some text here about the topic of discussion
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