-32.84% is the change from 816 to 548
Calculation steps:
[( 548 - 816 ) ÷ 816] x 100 = -32.84%
Formula
Percentage change = [(548 - 816) / 816] x 100
Subtract the new number by the original number
548 - 816 = -268
-268 ÷ 816 = -0.3284313725490196
-0.3284313725490196 x 100 = -32.84%