prime and composite, decimals

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

the only factors prime numbers have are:

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

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

Which list is only composite numbers?

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

Tags

CCSS.4.OA.B.4

Find the prime number.

• 0
• 1
• 7
• 4

Tags

CCSS.4.OA.B.4

True or False
0 is a COMPOSITE number.

• TRUE
• FALSE

Tags

CCSS.4.OA.B.4

A prime number is...

• a number that has only one factor.
• a number that has at least two factors.
• a number that has more than two factors.
• a number that has only two factors 1 and its self.
  (1 and itself)

Tags

CCSS.4.OA.B.4

What are the factors of 10?

• 1, 2, 5, 10
• 1, 5, 10
• 1, 2, 10
• 1, 10

Tags

CCSS.4.OA.B.4

What are the factors of 18?

• 1, 2, 3, 6, 9, 18
• 1, 18
• 1, 3, 6, 18
• 1, 2, 9, 18

Tags

CCSS.4.OA.B.4

Which of the following numbers is a prime number?

• 10
• 9
• 5
• 15