When you are in a report, you can link it to an earlier report or a given date and see the change in key figures as a percentage — so you can quickly see what has moved since last time.
How to do it
Open the report, for example the May report.
Choose a comparison report — for example the April report — or a given date.
The figures are shown side by side with the percentage change per line.
This is how it looks:
You can do the same from the home screen: there you can compare the dashboard with an earlier report, not just with the current month.