Free Basic Finance Tool

Simple Interest Calculator

Calculate simple interest, maturity amount, and rate of return on standard fixed principal loans.

Simple Interest Calculator

Calculated Result

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About Simple Interest Calculator

Calculate simple interest, maturity amount, and rate of return on standard fixed principal loans. Designed to provide accurate, real-time calculations with zero wait time.

Formula

SI = (P × R × T) / 100 | Total Amount = P + SI

Example Calculation

Principal ₹50,000 at 8% for 3 years earns ₹12,000 simple interest for ₹62,000 total.

How to Use

  1. Enter your values into the fields above.
  2. The calculation runs automatically in real time.
  3. Review the primary result and detailed sub-component breakdown.
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