Formula (Extended): $AVERAGE Function
## Overview
Calculate the average (arithmetic mean) of the arguments.
## Syntax
```
$AVERAGE(Num1, [Num2],...)
```
## Parameters
|Parameter|Type|Required|Description|
|:---|:---|:---|:---|
|Number1|Half-width numerical value|Required|The first numerical value to calculate the average of. |
|[number2],...|Half-width numerical value|Optional|Additional numerical value to calculate the average of. |
### Column Usable as Parameters
|Parameter|Classification|Numerical Value|Date|Description|Check|
|:---|:---|:---|:---|:---|:---|
|Num1|Yes|Yes|No|Yes|No|
|[Num2]|Yes|Yes|No|Yes|No|
## Return Value
Average (arithmetic mean) of the arguments.
An error will occur if an error value or a string that cannot be converted to a numerical value is specified as an argument.
### Return Value Display Content
|Target|Display Content of Return Value|
|:---|:---|
|Classification (including title, status, manager, owner)|Display the return value. If the drop-down list has values, the options that match the values are displayed. |
|Numerical Value (including work volume, progression rate, remaining work volume)|Display the return value. |
|Date (including start and completion)|Do not display. |
|Description (including content)|Display the return value. |
|Check (including lock)|Do not display. |
## Usage Example ①
Specify parameters by screen column name (name displayed)
### Formula
![image](https://pleasanter.org/binaries/7deb082f7ec64bec91cf1e41245b196f)
### Parameters
![image](https://pleasanter.org/binaries/f3fbf106ce734f1c889169bf427f4d22)
### Calculation Result
![image](https://pleasanter.org/binaries/9750bd7495d74272bb3dbe37caf07524)