One Less (Support)


One Less (Support) provides a hands-on way of finding one less than a given number from 1 to 10.


One Less (Support) gives students a hands-on way of finding one less than a given number from 1 to 10.

The graphic has been designed to use alongside One Less (Grid Games) so that students of all abilities find the games accessible.


1 printable document with 2 pages in PDF format:

  • One Less: Caterpillar – Graphic
  • One Less: Caterpillar – Literacy and Instructions on using the graphic

Additional Equipment required to use the graphic:

  • 10 tiles or counters

The Problem Solver’s Toolkit contains all equipment required to use the support material – and more!

Target Group:

  • Australian Syllabus Reference: ACMNA001 (Foundation)
  • NSW Syllabus Reference: MAe-4NA (Early Stage 1)

Operation Grid Games YouTube and Free Overview:

One Less (Support) is part of the Operation Grid Games – Whole Number collection.

A quick reference for teachers, including a contents page, recommendations for how to best use the activities in this series and a summary of learning intentions and syllabus outcomes may be downloaded here:

Free Download

A video giving an overview of the range of activities available in Operation Grid Games may be viewed here:


Disclaimer: One Less (Support) is a digital download and cannot be refunded.

Copyright: All Downloadables are protected by copyright. A download gives the purchaser the right to make copies of materials for private or class use only.
Downloadables may not be used for resale. Distribution of Downloadables by a third-party provider is strictly prohibited.

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