A free service for South African school students struggling with mathematics.

Give more than you can afford. Take less than you need. Leave every situation better than you found it.

Please leave a comment if any of the material has been useful to you.

Financial mathematics

Also refer to Maths notes

Financial mathematicsDescription
What is interest?Interest is a basic concept in financial mathematics.  Using practical examples, the lesson explains what interest is, why we need it and how it is calculated.
Simple interest Explaining simple interest.  The similarity between loans and investments is shown.  The slight changes to the formulas to be used for years or months or quarters are shown.
Compound interest Explanations, formulas and examples on how to work with compound interest.