Factors, Prime, Composite, Multiples

What are ALL the factors for 18?

• 1, 18, 3, 6, 4

• 1, 18, 2, 9, 3, 6

• 18, 5, 6, 4, 3, 2

• 9, 7, 8, 3, 4

What are ALL the factors for 21?

• 1, 21, 3, 7

• 3, 7

• 1, 21

• 2, 3, 7, 21

Tags

CCSS.4.OA.B.4

What are ALL the factors for 11?

• 2, 5, 3, 8

• 5, 6, 8, 3

• 11, 2, 4, 6

• 1, 11

What are ALL the factors for 30?

• 1, 30, 16, 3, 12, 11, 6

• 3, 11, 20, 5

• 1, 30, 2, 15, 3, 10, 5, 6

• 1, 30

What are ALL the factors for 42?

• 1, 42, 2, 21, 3, 14, 6, 7

• 8, 6, 5, 10, 13, 15, 21

• 1, 42, 8, 5, 14, 3, 11, 4

• 2, 21, 4, 13, 6, 7,

Tags

CCSS.6.NS.B.4

Is 12 a prime or composite number?

• prime

• composite

Tags

CCSS.4.OA.B.4

Is 37 a prime or composite number?

• prime

• composite

Is 15 a prime or composite number?

• prime

• composite

Is 80 a prime or composite number?

• prime

• composite

Is 43 a prime or composite number?

• prime

• composite