Calculate simple interest: principal × rate × time. Fast, with formula and examples.
| Input | Result |
|---|---|
| $2,000 at 6% for 3 yrs | $2,360.00 |
| $10,000 at 4% for 2 yrs | $10,800.00 |
| $500 at 10% for 0.5 yr | $525.00 |
Simple interest is calculated only on the original principal; compound interest is calculated on principal plus accumulated interest.
Short-term loans, some auto loans and bonds commonly use simple interest.
Multiply principal × annual rate × years, then add the principal.