Compound Interest Calculator

Growth Over Time

Use any currency for principal. Future value and interest use the same currency.

Formula: A = P x (1 + r / n)^(n x t).

Understanding Compound Interest

1. What This Calculator Measures

Compound interest grows money by adding interest onto both the original amount and previously earned interest.

2. How the Calculation Works

The calculator converts the annual rate to a decimal and applies the selected compounding frequency over the chosen time.

3. Formula or Rule Used

A = P x (1 + r/n)^(n x t).

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