# IRR

financial · from excel · excel: not yet compared · sheets: not yet compared

calculates internal rate of return

## signature

```
IRR(values, [guess])
```

returns: `number`

## arguments

- values: number — required
- guess: number — optional

## examples

formula and result, asserted in the engine test suite.

| formula | result | with |
| --- | --- | --- |
| `=IRR(K1:K5)` | `0.24888335662407082` | K1=-100000, K2=30000, K3=40000, K4=50000, K5=60000 |
| `=IRR(K1:K5, 0.1)` | `0.24888335662407082` | K1=-100000, K2=30000, K3=40000, K4=50000, K5=60000 |

## errors

error values observed from the engine — each with a call that produces it.

| error | produced by |
| --- | --- |
| `#NUM!` | `=IRR(A1:A3)` |

## related

- [ACCRINT](https://deepcalc.com/functions/accrint.md) — accrued interest for a security paying periodic interest
- [ACCRINTM](https://deepcalc.com/functions/accrintm.md) — accrued interest for a security paying at maturity
- [AMORDEGRC](https://deepcalc.com/functions/amordegrc.md) — depreciation per period, French accounting, degressive
- [AMORLINC](https://deepcalc.com/functions/amorlinc.md) — depreciation per period, French accounting, linear
- [COUPDAYBS](https://deepcalc.com/functions/coupdaybs.md) — days from coupon period start to settlement
- [COUPDAYS](https://deepcalc.com/functions/coupdays.md) — days in the coupon period containing settlement
- [COUPDAYSNC](https://deepcalc.com/functions/coupdaysnc.md) — days from settlement to the next coupon date
- [COUPNCD](https://deepcalc.com/functions/coupncd.md) — next coupon date after settlement

## navigate

- [all financial functions](https://deepcalc.com/functions/financial-functions.md)
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- [error values](https://deepcalc.com/errors.md) · [concepts](https://deepcalc.com/concepts.md) · [limits](https://deepcalc.com/limits.md)
- [everything in one file](https://deepcalc.com/llms-full.txt)

source: https://deepcalc.com/functions/irr