# SUBTRACT


Subtracts one number from another and returns the result in a new column. 

**Parameters**
+ `sourceColumn1` – The name of an existing column.
+ `value1` – A numeric value.
+ `sourceColumn2` – The name of an existing column.
+ `value2` – A numeric value. 
+ `targetColumn` – The name of the new column to be created.

**Example**  
  

```
{
    "RecipeAction": {
        "Operation": "SUBTRACT",
        "Parameters": {
            "sourceColumn1": "weight_kg",
            "targetColumn": "weight_minus_10_kg",
            "value2": "10"
        }
    }
}
```