#4 (RL) 16: Prime numbers

Tina tells her sister that her age is a prime number. How old is she?

• 7

• 8

• 9

• 10

Tags

CCSS.4.OA.B.4

Which one of the following is not a prime number?

• 7

• 17

• 27

• 37

What is a prime number?

• A number with exactly 1 factor

• A number with exactly 2 factors

• A number with exactly 3 factors

Tags

CCSS.4.OA.B.4

Which of these numbers is not prime?

• 17

• 25

• 23

• 37

Which is the only prime number that is even?

• 14
• 22
• 17
• 2

Find the prime number.

• 10
• 9
• 7
• 4

Tags

CCSS.4.OA.B.4

Composite numbers:

• Are always bigger than prime numbers
• Have more than 2 factors
• Have 2 pairs of factors
• Don't have factors

Tags

CCSS.4.OA.B.4

Which list has only prime numbers?

• 8, 24,29

• 8, 24, 32

• 2, 3, 5, 7,

• 9, 15, 23

Tags

CCSS.4.OA.B.4

Brianna DOES NOT wants her soccer jersey number to be Prime. Which number should she pick?

• 19

• 23

• 45

• 31

Tina wants her basketball jersey number to be PRIME. Which number should she pick?

• 18

• 23

• 12

• 49