Prime or Composite
Which one of these numbers is a prime number?
37 or 39
37?
First 5 multiples of 6?
6, 12, 18, 24, 30
What are the factors for 16?
1, 2, 4, 8, 16
What is the prime factorization of 12?
2 x 2 x 3
or
22 x 3
What is the mode for...
12, 15, 15, 18, 12, 12, 16, 18
12
This prime number is a factor of 4
2
First 4 multiples of 4?
4, 8, 12, 16
1,3,5,7
What is the prime factorization of 28?
2 x 2 x 7
or
22 x 7
What is the range for...
51, 62, 54, 77, 43
34
Prime or composite?
84
composite
These are multiples of what number... 60, 72, 84, 96
Which numbers are factors of 28?
1, 2, 3, 4, 6, 7, 12, 14
1, 2, 4, 7, 14
What is the prime factorization of 36?
2 x 2 x 3 x 3
or
22 x 32
What is the median for...
2, 8, 6, 7, 5, 4, 4
5
Prime or composite?
51
composite
Give the first 3 multiples of this product... 5x3
15, 30, 45
Find all the factors for 45
1, 3, 5, 9, 15, 45
What is the prime factorization of 56?
2 x 2 x 2 x 7
or
23 x 7
What is the mean for...
31, 15, 16, 18
20
Prime or composite?
1
Neither prime nor composite since it only has ONE factor.
Give the first 3 multiples of this product...2 + 5 x 4
22, 44, 66
What are the factors for 64
1, 2, 4, 8, 16, 32, 64
What is the prime factorization of 72?
2 x 2 x 2 x 3 x 3
or
23 x 32
What is the median for...
14, 16, 8, 6, 12, 9
10.5