Simple Interest Calculator
Simple interest is calculated only on the original principal, not on accumulated interest. Enter your principal, rate, and time to see total interest earned and a year-by-year breakdown.
Inputs
$
%
Results
Total Amount
$12,500
Total Interest
$2,500
Principal
$10,000
Balance Over Time
Principal vs Interest
Year-by-Year Breakdown
| Year | Start Balance | Interest | End Balance |
|---|---|---|---|
| 1 | $10,000.00 | $500.00 | $10,500.00 |
| 2 | $10,500.00 | $500.00 | $11,000.00 |
| 3 | $11,000.00 | $500.00 | $11,500.00 |
| 4 | $11,500.00 | $500.00 | $12,000.00 |
| 5 | $12,000.00 | $500.00 | $12,500.00 |