This is the students’ version of the page. Log in above for the teachers’ version.
Growth and decay problems (exponential)
Teacher resources
Teachers: log in to access the following:
- Slides in PPTX (with click-to-reveal answers)
- Slides in PDF (one slide per page, suitable for importing into IWB software)
- Worksheet (with space for student work)
- Handout (slides with exercises only; 4 per page for reduced printing)
- Skills drill worksheet (15 questions on one side of A4; answers included)
- Random Question Generator – compound interest: find final amount
- Random Question Generator – growth and decay problems: find final amount
- Random Question Generator – growth and decay problems: find initial amount
- Random Question Generator – growth and decay problems: find rate of growth/decay
- Random Question Generator – growth and decay problems: find time period
- Random Question Generator – mixed questions
Links to past exam questions
Teachers: log in to access these.
Unlimited practice questions: compound interest and depreciation
Simple interest
Simple interest (as opposed to compound interest, covered above) is rarely seen in the real world, but can make appearances in maths textbooks and exams.
Teacher resources
Teachers: log in to access the following:
- Random Question Generator – simple interest: find final amount
- Random Question Generator – simple interest: find rate of interest
- Random Question Generator – simple interest: find time period
- Random Question Generator – mixed questions
In the real world
Teachers: log in to view this content.
What next?