Factors / Multiples / Prime & Composite Numbers

Which list of numbers shows the first five multiples of 7?

• 1, 2, 7, 14, 28

• 7, 14, 21, 28, 35

• 7, 17, 27, 37, 47

• 1, 7, 10, 70, 100

Which of the following numbers is a multiple of 3?

• 27
• 28
• 29
• 26

Tags

CCSS.4.OA.B.4

Which number is a multiple of 4, and a multiple of 6?

• 2

• 12

• 20

• 40

Tags

CCSS.4.OA.B.4

Which list shows the factors of 10?

• 10, 20, 30

• 1, 2, 5, 10

• 1, 10

• 2, 20, 30, 40

Which of these numbers is a factor of 25 and 45?

• 5

• 10

• 6

• 12

Tags

CCSS.4.OA.B.4

What is a prime number?

• A prime number is a whole number greater than 1 that has only two factors: 1 and itself.

• A prime number is a number that has exactly three factors.

• A prime number is an even number.

What is a composite number?

• A composite number is an odd number.

• A composite number has exactly three factors.

• A composite number has more than two factors.

Does the image show a prime or composite number?

• Prime number

• Composite number

Does the image show a prime or composite number?

• Prime number

• Composite number

Does the image show a prime or composite number?

• Prime number

• Composite number