### Overview

Round the number of decimal places in a data stream to something more readable.

### Syntax

*=math.round([data stream], numberDecimalPlaces)*

### Example

*=math.round([voltage], 1)*

In the example above, the *voltage :zap:* data stream has numbers out to the 9th decimal place.

Applying the expression, *=math.round([voltage :zap:], 1)*, rounds the number of decimal places to one.

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