---
url: /cube-functions/sln.md
description: Calculates the straight-line depreciation of an asset for one period.
---

# SLN 

Calculates the straight-line depreciation of an asset for one period.

```js
SLN(cost, salvage, life)
```

#### Parameters

* `cost` - The initial cost of the asset.
* `salvage` - The value of the asset at the end of its useful life (salvage value).
* `life` - The total number of periods over which the asset is depreciated.

#### Examples

```js
SLN(1000, 100, 5)

```

**Result:** `180.0`

**Note:** Returns the annual straight-line depreciation of an asset costing 1000 with a 5-year life and 100 salvage value.

```js
SLN(5000, 1000, 10)

```

**Result:** `400.0`

**Note:** Returns the yearly depreciation for an asset that costs 5000, has a salvage value of 1000, and a 10-year useful life.