The rate that makes NPV zero.
A worked example
Starting figures
- Investment
- $100,000
- Yearly cash flow
- $28,000
- Years
- 5
What it returns
- IRR
- 12.38%
- Total received
- $140,000
How to read the results
With the defaults above, irr works out at 12.38%.
IRR estimate calculator
The rate that makes NPV zero.
Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18
$
$
IRR
12.38%
Total received
$140,000
With these inputs, IRR comes to 12.38% over 5 years. Total received works out to $140,000.
Over time · by years
What moves the number · IRR
| Input | −10% | Now | +10% |
|---|---|---|---|
| Investment | 16.80% | 12.38% | 8.62% |
| Yearly cash flow | 8.23% | 12.38% | 16.36% |
| Years | 4.69% | 12.38% | 12.38% |
Solve for an input
Whatmakesequal
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