# SUM Function (DAX)

Adds all the numbers in a column.

## Syntax

```
SUM(<column>)
```

## Parameters

Term |
Definition |
---|---|

column |
The column that contains the numbers to sum. |

## Return Value

A decimal number.

## Remarks

If any rows contain non-numeric values, blanks are returned.

If you want to filter the values that you are summing, you can use the SUMX function and specify an expression to sum over.

## Example

The following example adds all the numbers that are contained in the column, Amt, from the table, Sales.

```
=SUM(Sales[Amt])
```