Factors and Prime/Composite

Which of the following numbers shows all of the factors of 12?

• 1,2,3,4,6,12

• 1,2,3,4,6,8,12

• 1,2,4,6,12

• 2,4,6,8,10,12

Tags

CCSS.4.OA.B.4

Is 12 prime or composite?

• prime

• composite

Tags

CCSS.4.OA.B.4

Is 2 a factor of 16?

• yes

• no

Tags

CCSS.4.OA.B.4

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

Tags

CCSS.4.OA.B.4

Which number is a factor of 6?

• 12

• 2

• 8

• 10

Tags

CCSS.4.OA.B.4

Which are the factors of both 6 and 15?

• 9

• 5

• 6

• 3

Which number is COMPOSITE?

• 11
  11

• 13

• 21

• 23

Tags

CCSS.4.OA.B.4

Find the prime number.

• 0

• 1

• 7

• 4

Tags

CCSS.4.OA.B.4

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

• 2

• 7

• 4

• 5

Tags

CCSS.4.OA.B.4

Which shows ALL of the factors of 14?

• 1, 14

• 2, 7

• 1, 2, 7, 14

• 1, 28

Tags

CCSS.4.OA.B.4