Percentage

Chapter 8 Study Notes

Percentage

This chapter covers how to convert between percentages, fractions and decimals, work with percentages greater than 100% and less than 1%, find the percentage of a given quantity.

Secondary 110 sectionsO-Level Mathematics (4052)

Learning Outcomes

  • Convert between percentages, fractions and decimals
  • Work with percentages greater than 100% and less than 1%
  • Find the percentage of a given quantity
  • Express one quantity as a percentage of another
  • Compare two quantities by percentage
  • Calculate percentage change (increase and decrease)
  • Solve reverse percentage problems
  • Apply percentages to real-world contexts: profit and loss, discount, GST and commission

Start reading

10 sections, beginning with Why Percentage Matters.

Start Percentage

Practise this chapter

Questions on Percentage, marked as you go, with the working shown.

Practise Percentage