Numbers and Shapes Leaving Certificate

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Certificate

Paid

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Level

Intermediate

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Free

Last updated on June 25, 2026 1:25 am

Learn to work with Numbers and Shapes in this free online course: Strand 3 Leaving Certificate Higher Level Numbers and Shapes.

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Numbers & shapes are not only a vital exam focus but also a daily experience for all. This comprehensive maths review is designed to support any student studying maths in their Leaving Cert. However, it will also be helpful to anyone studying maths in this area. Topics from this overarching subject can be seen in paper 1 of the Project Maths Course in the Irish curriculum. By completing this course, you will have covered many essential concepts.

What You Will Learn In This Free Course

  • Identify how to write numbers in the…
  • Discuss how to work with indices…
  • Calculate the equation for a quadrat…
  • Define the meaning of i and what ima…
  • Identify how to write numbers in the standard form or scientific notation
  • Discuss how to work with indices
  • Calculate the equation for a quadratic number pattern
  • Define the meaning of i and what imaginary number are
  • Identify how to change the base of a logarithm
  • Define what both an Arithmetic series and a Geometric series are
  • Identify how to apply and use proof by Induction and proof by contradiction
  • Discuss what percentage profit is and the differences between mark-up and margin profit
  • Calculate the interest on a loan or investment
  • Calculate the depreciation of value on items
  • Identify the two methods for calculate the annual percentage rate
  • Calculate the income tax, universal social charge, and PRSI on your paycheck
  • Discuss working out the present value formula both for future values and present values
  • Higher Level Numbers and Shapes

    In this module, you will be introduced to different types of number categories. These include complex, rational, irrational and imaginary numbers, as well as indices. Financial maths, such as interest and percentage loss are covered too. You will also study the formulas used to calculate the area and volume of various shapes.

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      Numbers and Shapes Leaving Certificate
      Numbers and Shapes Leaving Certificate
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