Learn how to practise a method for finding percentage increases and decreases. You'll need a pencil or pen and paper or a digital device.
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Learning at home resources
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Year 8
Calculating percentage increases and decreases
Mathematics lesson 11 for year 8 (Series 2)
Finding percentage increases and decreases
Mathematics lesson 12 for year 8 (Series 2)
Learn how to identify percentage increases and decreases. You'll need a pencil or pen and paper or a digital device.
Alternative approach to finding percentage changes
Mathematics lesson 13 for year 8 (Series 2)
Learn how to calculate final percentages rather than change amounts and determine original amounts from identified percentage changes. You'll need a pencil or pen and paper or a digital device.
Discounts
Mathematics lesson 14 for year 8 (Series 2)
Learn how to calculate price changes for sales items. You'll need a pencil or pen and paper or a digital device.
Review of lessons 11 to 14
Mathematics lesson 15 for year 8 (Series 2)
Review the questions covered in lessons 11 to 14. You'll need a pencil or pen and paper or a digital device.
Light microscope
Science lesson 1 for year 8 (Series 1)
Learn about how organisms are made up of cells and how to use a microscope to see cells. You'll need a pen and paper or digital device to record your answers.
Cell size
Science lesson 2 for year 8 (Series 1)
Learn how to calculate the size of different cells. You'll need a pen and paper, or a digital device to record your answers.
Animal and plant cells
Science lesson 3 for year 8 (Series 1)
Identify parts of cells and how they work. Compare and recognise an animal and a plant cell. You'll need a pen and paper, or a digital device to record your answers.
Cell organelles
Science lesson 4 for year 8 (Series 1)
Deepen your understanding of the functions of organelles including those that are so small you need an electron microscope to see them. You'll need a pen and paper, or a digital device to record your answers.
Model of a cell
Science lesson 5 for year 8 (Series 1)
Learn how to make a model of a cell to scale and to recognise the benefits and limitations of models. You'll need a pen and paper, or a digital device to record your answers, edible substances and coloured pencils.
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Copyright statement
The Department for Education, South Australia, has created teaching and curriculum resources to support students during the staged return to school in 2022.
The resources are available for students, parents and teachers in South Australia, where students are undertaking remote learning.
The material has been produced and communicated on behalf of the State and, to the extent necessary, in reliance on section 113P and/or Part VII of the Copyright Act 1968 (Cth).
If you believe you own or otherwise have an interest in the copyright in any aspect of these materials and object to its use, please notify education.customers@sa.gov.au.
