Becoming mathematicians – How numbers and fractions work

Explore and examine critical components in the development of students' number sense, including the relationships between quantities, language and symbols in making meaning, representing quantities, hierarchical inclusion and the importance of place value.


This bite-size course is for all K-8 staff wishing to learn how numbers and fractions work.

The video is about 20 minutes long. You might like to watch it on your own or with your colleagues. It is recommended to allocate at least one hour to access the video and supporting resource, which includes opportunities to reflect on key mathematical ideas and explore follow-up ideas and resources.

Mode of delivery

Becoming mathematicians: How numbers and fractions work is available through MyPL.

Additional professional learning

Becoming mathematicians: How numbers and fractions work is a part of the Becoming Mathematicians series of bite-size on-demand professional learning. These are short, focused mathematical videos and resources that explore important mathematical concepts from K-8. They are designed to be completed in one session with suggested opportunities to further explore ideas in practice.

These include:

Contact us

Contact the NSW Mathematics Professional Learning team for further information.


  • Early Stage 1
  • Stage 1
  • Stage 2
  • Stage 3
  • Teaching and learning

Business Unit:

  • Educational Standards
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