Mathematics / Year 8 / Number and Algebra / Real numbers

View on Australian Curriculum website Australian Curriculum, Assessment and Reporting Authority
Curriculum content descriptions

Solve problems involving the use of percentages, including percentage increases and decreases, with and without digital technologies (ACMNA187)

Elaborations
  • using percentages to solve problems, including those involving mark-ups, discounts,and GST
  • using percentages to calculate population increases and decreases
General capabilities
  • Literacy Literacy
  • Numeracy Numeracy
  • Critical and creative thinking Critical and creative thinking
  • ICT capability Information and Communication Technology (ICT) capability
ScOT terms

Percentages

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11 direct matches to ACMNA187 | 4 other related resources

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What is the GST?

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The Goods and Services Tax (GST) is a tax placed on things people buy with money or things people do for money. Can you name some goods and services that have GST? What about some goods and services that don't have GST? Find out when and why the GST was first introduced.

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Online

Australia's Trade through Time

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Using an interactive timeline created by the Department of Foreign Affairs and Trade, this Teacher guide provides 12 series of learning experiences that engage students in the analysis and interpretation of data about Australian trade from 1900 to the present day. Students study videos, tables, images and texts in order ...

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Calculating ratios and percentage: gold price

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Gold is a very precious metal. Listen to reporter Natasha Thiele explain how gold became so valuable and why the price of gold fluctuates. Find out how the ratio of dollar value per unit weight is used to calculate the value of an amount of gold. This clip provides a context to calculate ratios and percentage.

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Video

Marking up the price of goods

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Why do many items cost far more in Australia than they do overseas? Find out how and why Australian businesses mark up their products so they can make a profit. The clip provides the context for calculating percentage mark up and discounts on shopping items.

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Big data, better hospitals

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Interactive

Choose your own statistics

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Online

Using ConCensus for mathematical enquiry

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This teaching resource demonstrates ways in which real Australian Census data (in this case data from the 2011 Census placed into the ConCensus interactive) can be interpreted and analysed. Population data is presented both in numbers and as a percentage. The representations include data visualisations, graphs and tables. ...

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Online

A mathematical focus on 'Choose your own statistics'

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This teaching resource demonstrates ways in which real data can be interpreted and analysed. It is based on the interactive learning resource Choose your own statistics, in which data is presented as infographics, graphical representations and tables. The focus of the supporting teaching and learning activities is on analysing ...

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TIMES Module 20: Number and Algebra: percentages - teacher guide

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This is a 15-page guide for teachers. This module introduces percentages and their many uses in science, commerce and measurement.

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TIMES Module 17: Number and Algebra: the unitary method - teacher guide

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This is an 18-page guide for teachers. This module introduces the idea of ratios and rates.

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Measuring Millennium Development Goals progress

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This is a unit of work about progress towards achieving the United Nation's Millennium Development Goals (MDG). Written from a global education perspective, the resource consists of four single- or multi-lesson activities, titled: What do the Millennium Development Goals measure?; Tracking the world's progress; Comparing ...

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Interactive

ConCensus

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Bring Australian statistics to life with ConCensus – a data visualisation game which allows you to interact with real data from the Australian Bureau of Statistics 2011 Census. ConCensus presents population data as numbers, as a percentage and as representations such as data visualisations, graphs and tables. Use data ...

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Online

TIMES Module 18: Number and Algebra: decimals and percentages - teacher guide

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This is a 21-page guide for teachers containing an introduction to decimals and percentages. It shows how place value is extended to describe positive numbers less than one. It also explores how to represent decimals on the number line, compare decimals, undertake the four basic arithmetic operations with decimals and change ...

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Video

Calculating percentage and simple interest: Banking

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