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TIMES Module 21: Number and Algebra: rates and ratios - teacher guide

Teacher guide TIMES Module 21: Number and Algebra: rates and ratios - teacher guide

TLF ID M008824

This is a 17-page guide for teachers. This module introduces the idea of ratios and rates. Ratios are used to compare two quantities. The emphasis is usually on comparing parts of the whole. Rates are a measure of how one quantity changes for every unit of another quantity. It relates the ideas of ratios, gradient and fractions.

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Educational details

Educational value
  • The modules are written for teachers. Together with other resources, they provide the mathematical background to enable the teacher to plan the development of topics in their classrooms. This module is related to Module 14: Number and Algebra: fractions - teacher guide and Module 35: Number and Algebra: proportion - teacher guide.
Year level

8; 9

Topics Speed Equations Metres per second Ratios Rates (Ratios)
Learning area
  • Mathematics

Other details

Contributors
  • Contributor
  • Name: Education Services Australia
  • Organization: Education Services Australia
  • Description: Data manager
  • Address: VIC, AUSTRALIA
  • URL: http://www.esa.edu.au/
  • Copyright Holder
  • Name: Australian Mathematical Sciences Institute
  • Organization: Australian Mathematical Sciences Institute
  • Address: VIC, AUSTRALIA
  • URL: http://www.amsi.org.au/
  • Publisher
  • Name: Education Services Australia Ltd
  • Organization: Education Services Australia Ltd
  • Description: Publisher
  • Address: Vic, AUSTRALIA
  • URL: http://www.esa.edu.au/
  • Name: Australian Mathematical Sciences Institute
  • Organization: Australian Mathematical Sciences Institute
  • Description: Publisher
  • Address: Vic, AUSTRALIA
  • URL: http://www.amsi.org.au/
  • Resource metadata contributed by
  • Name: Education Services Australia Ltd
  • Organisation: Education Services Australia Ltd
  • Address: AUSTRALIA
  • URL: www.esa.edu.au
Access profile
  • Generic
Learning Resource Type
  • Online
Rights
  • © The University of Melbourne on behalf of the International Centre of Excellence for Education in Mathematics (ICE-EM), the education division of the Australian Mathematical Sciences Institute (AMSI), 2011 (except where otherwise indicated). You may copy and communicate this material for non-commercial educational purposes provided you retain all acknowledgements associated with the material.