Factor Fun

Match the following numbers with SOME or ALL of their factors

• 1, 2, 3, 4, 6, 12

• 12

• 2, 3, 4, 6, 9, 12, 18

• 18

• 3, 5, 15, 25

• 75

• 1, 2, 3, 5, 15

• 15

• 2, 3, 6, 9

• 36

Organize these numbers as either prime or composite numbers

Groups:

(a) PRIME

,

(b) COMPOSITE

• 91

• 13

• 23

• 21

• 33

• 31

Match the following

• 16

• 3²

• 25

• 4²

• 27

• 2³

• 8

• 5²

• 9

• 3³

Reorder the following in ascending order (smallest to largest)

• 2 x 3

• 2³

• 2 + 3

• 3²

Indentify the base and the index in the following

a

b

index

base

2 x 2 x 2 x 2 x 2 =

• 10

• 32

• 24

• 12

Which is correct expression for writing the number as a PRODUCT of PRIME numbers

The highest common factor of 18 and 27 is

• 9

• 3

• they don't share any factors

• 18

Match the following pairs of numbers with their highest common factor

• 3

• 36 and 42

• 6

• 25 and 15

• 12

• 12 and 15

• 15

• 12 and 24

• 5

• 45 and 60

Order the following from largest to smallest (descending order)