We think you are located in South Africa. Is this correct?

Summary

Don't get left behind

Join thousands of learners improving their maths marks online with Siyavula Practice.

Sign up here

9.5 Summary (EMBJN)

  • Simple interest: \(A = P(1 + in)\)
  • Compound interest: \(A = P(1 + i)^n\)
  • Simple depreciation: \(A = P(1 - in)\)
  • Compound depreciation: \(A = P(1 - i)^n\)
  • Nominal and effective annual interest rates: \(1 + i = \left( 1 + \frac{i^{(m)}}{m} \right)^m\)