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Prime and Composite.

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Presentation on theme: "Prime and Composite."— Presentation transcript:

1 Prime and Composite

2 Prime and Composite Prime Numbers – have only 2 factors (1 and itself) Ex: 7 The only numbers that multiply to give you 7 are 1x7 Composite Numbers – have more than 2 factors Ex: 24 – (1,2,3,4,6,8,12,24) Note: 1 is NOT PRIME OR COMPOSITE

3 Find all of the prime numbers between 1 and 100

4 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, and 97

5 Indicate which numbers are prime and which ones are composite

6 Indicate which numbers are prime and which ones are composite
5 prime 11 prime 34 composite 25 composite 19 prime 33 composite 98 composite


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