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Prime and Composite Numbers.  These are numbers that have only two factors – themselves and one.  An example of Prime Numbers would be  3= 1,3 17=

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Presentation on theme: "Prime and Composite Numbers.  These are numbers that have only two factors – themselves and one.  An example of Prime Numbers would be  3= 1,3 17="— Presentation transcript:

1 Prime and Composite Numbers

2  These are numbers that have only two factors – themselves and one.  An example of Prime Numbers would be  3= 1,3 17= 1,17 83=1,83 Prime Numbers

3 Composite Numbers  Numbers that have more than two factors and yes one is included and yes one is included  An example of composite numbers would be: 12 = 1,12 2,6 3,4  36= 1,2,3,4,6,9,12,18,36  20= 1,2,4,5,10,20

4 Identify the type of number shown  15

5  Composite Number 15= 15=  1,3,5,15

6  96 96

7  Composite Number 96 = 96 =  1,96 2,38 3,32 4,24 6,16 8,12,

8  47 47

9   Prime Number  47  1, 47

10 93

11 Composite Number  93=  1,93 3,31

12  2

13  Prime Number  2=  2,1

14  54

15  Composite Number  54 =  1,54 2,27 3,18 6,9

16  57

17  Composite Number  57=  1,57 3,19

18  19 

19  Prime Number  19=  1,19

20 Prime Numbers: Have only two factors -- itself and one Prime Numbers: Have only two factors -- itself and one Composite Numbers: have more than 2 factors: 22, 50, 88, 100 One is neither


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