Calculator

Simple Interest Calculator

Calculate interest that does not compound over the selected term.

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This calculator applies the displayed finance formula directly to your inputs. It keeps full precision during the calculation and rounds only the displayed result.

Simple Interest formulaInterest = principal × rate × time

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Using the default example values, the calculator substitutes 10,000 and 5 plus 3 into the formula. Change the values to model your own scenario.

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  • The values entered for principal and annual rate are accurate for the scenario.
  • Rates and recurring amounts remain constant for the period represented by the formula.
  • Provider fees, taxes and timing differences are excluded unless they are explicit inputs.