Free Printable Prime Factorisation

Worksheets

Name

Class

Date

A prime number

has one factor

has more than 2 factors

has exactly 2 factors: 1 and the number itself

is 3 prime number or composite number?

prime

composite

Prime Factorisation is the expression of a number as the product of?

only composite numbers

prime and composite numbers

only prime numbers

2\times2\times2

is the prime factorization of

Use a factor tree to find the prime factorization of 32

$2\times2\times2\times2\times2$

$2\times4\times4$

$2\times2\times8$

$2\times2\times2\times4$

Use a factor tree to find the prime factorisation of 168

$2\times2\times2\times3\times7$

$2\times3\times4\times7$

$2\times2\times3\times7$

$2\times2\times2\times2\times3\times7$

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