4.2 Prime and Composite Numbers

What makes a number a composite number?

• It only has 2 factors - 1 and itself.

• It is an even number.

• It is an odd number.

• It has more than two factors.

Tags

CCSS.4.OA.B.4

Identify the composite number from the list below.

• 2

• 3

• 9

• 7

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CCSS.4.OA.B.4

Is the number 37 a prime or composite number?

• Prime

• Composite

Tags

CCSS.4.OA.B.4

Which number is a prime number?

• 49

• 51

• 53

• 55

Tags

CCSS.4.OA.B.4

Identify the composite number from the following options.

• 17

• 21

• 19

• 13

Tags

CCSS.4.OA.B.4

Which number is a composite number?

• 61

• 67

• 69

• 71

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CCSS.4.OA.B.4

Identify the prime number from the list below.

• 73

• 75

• 77

• 79

Tags

CCSS.4.OA.B.4

Which of the following is a factor? SELECT ALL THAT APPLY!!!

5 X 7 = 35

• 5

• 7

• 35

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CCSS.4.OA.B.4

What are the prime numbers between 80 and 89

​ (a)   (b)  

• 83
• 89
• 80
• 81
• 82
• 84
• 85
• 86
• 87
• 88

Tags

CCSS.4.OA.B.4

Is the number 1 prime or composite?

• Prime

• Composite

• Neither

Tags

CCSS.4.OA.B.4