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Simple Interest Calculator
Calculate how much interest you'll earn on your investment
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Simple Interest Calculator
Calculate the simple interest earned on your investment or savings
How Simple Interest Works
Simple Interest is interest calculated only on the principal amount, not on accumulated interest.
Formula: SI = (P × R × T) / 100
- P = Principal (initial amount)
- R = Annual interest rate (%)
- T = Time period (in years)
Total Amount = Principal + Simple Interest