Number Properties Review

What is a multiple of 3?

• 10

• 15

• 17

• 22

Which of the following numbers is a factor of 24?

• 5

• 7

• 8

• 9

Which number is a prime number?

• 15

• 21

• 29

• 30

• 10

• 15

• 25

• 30

What is the square root of 64?

• 6

• 7

• 8

• 9

What is the highest common factor (HCF) of 12 and 18?

• 2

• 3

• 4

• 6

What is the lowest common multiple (LCM) of 5 and 7?

• 12

• 25

• 35

• 40

Which of the following is NOT a multiple of 4?

• 8

• 16

• 24

• 27

Which number is a factor of 100?

• 11

• 25

• 33

• 50

Identify the prime number from the list below.

• 33

• 37

• 49

• 51