Level: Year 9
Author: Marcus Garrett
In this unit you’ll get the chance to use mental, written and calculator methods to calculate percentage changes in practical, everyday situations. The AMSI Interactive will take you through how to calculate percentage composition problems, problems involving money and how to use the ‘unitary method’ to solve problems involving percentage increases or decreases.
This unit includes an AMSI Interactive called ‘Percentages’.
Australian Curriculum (Mathematics) Outcome:
- Solve problems involving the use of percentages, including percentage increases and decreases, with and without digital technologies (ACMNA187)