Into Math Prime Composite Multiples and Patterns

Which choice lists all the factors for the number 24?

• 2, 3, 4, 6, 8, 12, 24

• 2, 3, 4, 6, 8, 12, 24, 36

• 1, 2, 3, 4, 6, 8, 12, 24

• 1, 2, 4, 5, 6, 8, 12 ,24

Which number is a factor of 6?

• 12

• 2

• 8

• 10

14, 49, and 28 are all multiples of what number?

• 2

• 7

• 4

• 5

Which are the factors of both 6 and 15?

• 9

• 5

• 6

• 3

The number 17 is ​ (a)   because it has ​ (b)  

• prime

• composite

• exactly 1 factor pair

• more than 1 factor pair

The number ​ (a)   is the only even prime number because it has ​ (b)  

• 2

• 4

• 1

• exactly two factors

• more than 2 factors

• exactly 1 factor

Sort the numbers

*Hint: use your prime numbers chart!

• 19

• Neither Prime nor Composite

• 24

• Prime Number

• 0

• Composite Number

The number 21 is ​ (a)   because it has ​ (b)  

• composite

• prime

• more than 1 factor pair

• exactly 1 factor pair

The number 25 is ​ (a)   because it has ​ (b)  

• composite

• prime

• more than 2 factors

• exactly 2 factors

Match the following

• 2

• Composite Numbers

• Only has 2 factors

  1 and itself

• Prime Numbers

• Have more than 2 factors

• The smallest prime number

• 1

• Is not prime or composite