ACARA AC9M5N02, Prime, composite and square numbers
Year 5 · Number
Identify and describe the properties of prime, composite and square numbers and use them to solve problems and simplify calculations.
Below are free printable maths worksheets that support AC9M5N02. Print them as PDFs, or generate a fresh one. Every maths answer key is computed in code, so it is never wrong.
Teaching guide
Identify and describe the properties of prime, composite and square numbers and use them to solve problems and simplify calculations.
Test whether a number has exactly two factors (prime) or more (composite) using arrays. Learn that 1 is neither.
Generated and checked in code, so it is correct.
Calling 1 prime, and assuming all odd numbers are prime (9, 15).
Prime & Composite worksheets
All prime & composite worksheets →Factors worksheets
All factors worksheets →Australian Curriculum content descriptions (c) ACARA, used under CC BY 4.0. Descriptions are paraphrased. See australiancurriculum.edu.au.