Factors, Prime and Composite Numbers

A prime number has

• one factor.

• two factors.

• three or more factors.

Tags

CCSS.4.OA.B.4

Which number is the only even prime number?

• 2

• 4

• 6

• 8

Tags

CCSS.4.OA.B.4

Composite numbers have

• no factors.

• one factor.

• two factors.

• three or more factors.

Tags

CCSS.4.OA.B.4

Which of the following numbers is prime?

• 10

• 15

• 5

• 20

Tags

CCSS.4.OA.B.4

True or False?

1 is a prime number.

• True

• False

Which of the following numbers is composite?

• 3

• 9

• 11

• 17

Tags

CCSS.4.OA.B.4

Which number listed below is a prime number?

• 1
• 37
• 63
• 33

Which of the following numbers is COMPOSITE?

• 2
• 37
• 4
• 41

Tags

CCSS.4.OA.B.4

Which list is only composite numbers?

• 1, 3, 4
• 2, 4, 6
• 4, 6, 8
• 5, 6, 8

Tags

CCSS.4.OA.B.4

Which list has only prime numbers?

• 2, 3, 4, 5
• 1, 5, 7, 9
• 2, 3, 5, 7
• 2, 4, 6, 8

Tags

CCSS.4.OA.B.4