3rd Grade Prime vs Composite

What is a prime number?

• A number with 1 factor
• A number with 2 factors
• A number with 3 factors
• 2 factors (1 and itself)

What do we call a number that is not prime?

• Computer
• Composite
• Complain
• Company

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.
• Is is an odd number.
• It has more than two factors.

Tags

CCSS.4.OA.B.4

Why is 1 neither prime or composite?

• It only has one factor
• It has three factors
• It isn't a number
• It is too close to 2

Tags

CCSS.4.OA.B.4

All prime numbers are ODD except for...

• 2
• 4
• 6
• 8

Tags

CCSS.4.OA.B.4

the only factors prime numbers have are:

• 0 and 1
• 0 and itself
• 1 and itself
• 1

Tags

CCSS.4.OA.B.4

Which factors prove that 29 is a prime number?

• 2, 29
• 1, 29
• 1, 2, 13, 29
• 29

Which factors prove that 16 is a composite number?

• 1, 2, 4, 8, 16
• 1, 2, 16
• 1, 2, 8, 16
• 1, 3, 4, 9,

Tags

CCSS.4.OA.B.4

Which of these is a prime number?

• 33
• 34
• 35
• 37

Which of these is a prime number?

• 41
• 42
• 44
• 49