Money calculator
Simple interest calculator
Calculate simple interest from a starting amount, annual rate and time period.
Formula
Simple interest = starting amount × annual rate ÷ 100 × years. Total = starting amount + simple interest.
Worked example
At 5% simple interest, 1,000 earns 150 over 3 years, for a total of 1,150 before fees or taxes.
Assumptions and limits
For general information only. Estimates depend on the values and assumptions described here; local rules and individual circumstances can affect the result.
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