You can enter the Start time of the shift (1)
The end time of the shift (2)
The date (to test for day of week charging) (3)
Enter the standard hourly rate (4)
Press Run (5)
And it will show you the total charged for the shifts on that day.
So as an example – this is the blocks scheme where hours over 8 are charged at 1.25x the daily rate
This calculates the total charge as £105
Comprising
8 hours x £10 ph
2 Hours at £12.50 ph
Total charge £105