Y7T3WK8

Which of these is a factor of 15?

• 3

• 10

• 9

• 7

Which is NOT a factor of 24?

• 6

• 4

• 5

• 12

What are the common factors of 14 and 7 ?

• 1, 7

• 1, 5

• 2, 14

• 3 , 7

6 is a multiple of 10. True or False?

• True

• False

Which of these numbers is a factor of EVERY even number?

• 4

• 1

• 2

• 10

What is the L.C.M of 2, 5 and 30 ?

• 40

• 15

• 20

• 30

List the first 5 multiples of 3

• 3, 6 10, 15, 20
• 1, 3
• 3, 6, 9, 12, 15
• 6, 9, 12, 15, 18

Find the HCF of 21 and 28

• 3
• 4
• 7
• 14

What is the LCM of 4 and 12? 

• 4
• 8
• 12
• 16

Find the HCF of 12 and 15 ?

• 2
• 2 x 3
• 3
• 60