How to use

It is straightforward. 

You only put 'Qron Calc Macro' on the Confluence standard table, then enter a formula in the macro body.

And also, you can set numeric format, text alignment, and text style optionally.

Given a formula "sum(b1:b5)" and a format for the accounting section and an emphasized style will be displayed like the following.

Qron Calc Macro Playground  is a Live example.

They run on the cloud version. So there are slight differences with the Data Center version. The Data Center version is more straightforward than the cloud version.