Spr B - Session 2 - Starter

What is the definition of a factor?

• Any number in a given times table

• Any number which divides exactly with no remainder

• Any number which will only divide by two numbers

• Any number which is multiplied by itself

Select the factors of 12

• 6

• 12

• 18

• 24

Which option gives ALL the factors of 24

• 2 , 3 , 4 , 6 , 8 , 12

• 1 , 2 , 3 , 4 , 6 , 8 , 12 , 24

• 1 , 2 , 3 , 5 , 7 , 11

• 24 , 48 , 72 , 96 , 120 , 144

What is the definition of a multiple?

• Any number in a given times table

• Any number which divides exactly with no remainder

• Any number which will only divide by two numbers

• Any number which is multiplied by itself

Select the multiples of 8

• 2

• 8

• 16

• 20

Which option gives the first MULTIPLES of 24

• 2 , 3 , 4 , 6 , 8 , 12

• 1 , 2 , 3 , 4 , 6 , 8 , 12 , 24

• 1 , 2 , 3 , 5 , 7 , 11

• 24 , 48 , 72 , 96 , 120 , 144

What is a prime number?

• A number with exactly two factors

• A number which is multiplied by itself

• The inverse of squaring a number

• A number which divides exactly into another number with no remainder

Which of the following numbers are prime?

• 1

• 2

• 3

• 4

Which of the following numbers is NOT prime?

• 1

• 2

• 3

• 5

What is the Highest Common Factor (HCF) of 16 and 24

• 2

• 48

• 4

• 8