Year 8 Mathematics · Chapter 3
Percentages in the Real World
Year 8 Mathematics, NSW Stage 4. Percentages in the Real World, 9 lessons, written to the NSW Mathematics syllabus.
In this chapter
What the guide holds
Every lesson runs the same way: worked examples paired with a your-turn column, a four-stage practice ladder from fluency to exam-style questions, and full worked solutions for every question at the back of the chapter.
Includes three practice examinations on this chapter, sharing no question between them, each with its own worked solutions. Sit one and keep the other two for revision.
9 lessons
Lesson by lesson
- 3.1 Review: converting fractions, decimals and percentages
- 3.2 Review: a percentage of a quantity, and one quantity as a percentage of another
- 3.3 Operations with negative fractions and decimals
- 3.4 Increasing and decreasing by a percentage
- 3.5 Finding a percentage change
- 3.6 Profit and loss as a percentage
- 3.7 The unitary method and reverse percentages
- 3.8 GST and financial percentage problems
- Putting it together
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Common questions
Questions about this chapter
- What does Percentages in the Real World cover?
- Year 8 Mathematics, NSW Stage 4. Percentages in the Real World, 9 lessons, written to the NSW Mathematics syllabus.
- How many lessons are in Percentages in the Real World?
- 9 lessons: 3.1 Review: converting fractions, decimals and percentages, 3.2 Review: a percentage of a quantity, and one quantity as a percentage of another, 3.3 Operations with negative fractions and decimals, 3.4 Increasing and decreasing by a percentage, 3.5 Finding a percentage change, 3.6 Profit and loss as a percentage, 3.7 The unitary method and reverse percentages, 3.8 GST and financial percentage problems, Putting it together.
- Is the Percentages in the Real World study guide free?
- This page is free to read, with nothing to buy and no account to make. It sets out what the unit covers. The full guide isn't published online; it's what our tutors teach from in lessons.
- Can BTA tutor Year 8 Mathematics?
- Yes. We tutor Year 8 Mathematics one-on-one at any of our eight academies across five locations, online through Microsoft Teams, or in your home. All three cost the same hourly rate and the first consultation is free.
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