Prime numbers
What is the definition of prime?
only factor pair is one and itself.
What is the definition of composite?
There are 2 or more factor pairs
What two numbers are prime
5,10,15,7
What is 5 and 7?
Is 7 prime or composite?
Is 7 prime?
10 is composite, but two of its factors are prime. What two factors are prime?
What is 2 and 5?
What are the factor pairs of 12?
1x12, 2x6, 3x4?
What two numbers are composite?
5,12,19,14
What is 12 and 14?
Is 14 prime or composite?
Is 14 Composite?
14 is composite, but two of its factors are prime. What two factors of 14 are prime?
What is 2 and 7?
24 is composite. What factor are its factor pairs?
What is 1x24, 2x12, 3x8, 6x4?
What 2 numbers are prime?
17,14,19,39
What is 17 and 19?
Is 19 prime or composite?
Is 19 prime?
What is the only even number that is prime?
what is 2?
What are the first 4 composite numbers? (must get all 4 right to get full 400 points)
4, 6, 8, and 9
What two numbers are composite?
39,51,23,29
What is 39 and 51?
Is 28 prime or composite?
Is 28 composite?
What are the 1st 5 prime numbers? (must get all 4 for the full 500 points)
What is 2, 3, 5, 7 and 11?
48 is composite. True or False: All the factors of 48 are also composite.
False
What two numbers are prime?
31,15,39,37
What is 31 and 37?
Is 37 prime or composite?
Is 37 prime?