how can i add an extra sales tax on invoice in Numbers ?
i am on a mac OS X Yosemite version 10.10.5
I have tried to enter an extra sales tax in a new invoice template i am creating , and when i enter the second tax % it does not calculate right.
can someone give me some help ?..
Nadya
IMAC (RETINA 5K, 27-INCH, MID 2015), OS X Yosemite (10.10.5)