GuidesTackling DebtEffective Interest Rates (EIR) Introduction 1 Lecture1.1 Infographic Things to know 4 Lecture2.1 Flat interest rate and reducing balance rate Lecture2.2 Conversion of a flat interest rate to an Effective Interest Rate (EIR) Lecture2.3 Practical advice Lecture2.4 Quiz: Flat vs Effective Interest Rates Infographic Next Flat interest rate and reducing balance rate