Factors and Prime and Composite Numbers

A prime number is....

• an odd number

• an even number

• has only 2 factors, 1 and itself

• has more than 2 factors

Tags

CCSS.4.OA.B.4

A composite number...

• is an odd number

• has more than 2 factors

• always can be divided by 2

• can be divided by 0

Tags

CCSS.4.OA.B.4

Which of the following is a prime number?

• 37

• 24

• 21

• 1

Tags

CCSS.4.OA.B.4

Which of the following is a prime number?

• 45

• 23

• 51

• 54

Tags

CCSS.4.OA.B.4

Which of the following is a composite number?

• 43

• 31

• 7

• 81

Tags

CCSS.4.OA.B.4

Which of the following is a composite number?

• 29

• 11

• 34

• 17

Tags

CCSS.4.OA.B.4

Which list only contains prime numbers?

• 1, 2, 3, 5

• 2, 3, 5, 9

• 4, 6, 8, 10

• 2, 7, 23, 29

Tags

CCSS.4.OA.B.4

Which list contains only composite numbers?

• 6, 9, 10, 15

• 5, 7, 11, 13

• 5, 7, 11, 15

• 3, 8, 11, 13

Tags

CCSS.4.OA.B.4

What is the product of ...... 2³ ?

• 6

• 8

• 5

• 1

Tags

CCSS.2.OA.C.3

Which is a prime number?

• 56

• 55

• 19

• 25

Tags

CCSS.4.OA.B.4