-32.51% is the change from 812 to 548
Calculation steps:
[( 548 - 812 ) ÷ 812] x 100 = -32.51%
Formula
Percentage change = [(548 - 812) / 812] x 100
Subtract the new number by the original number
548 - 812 = -264
-264 ÷ 812 = -0.3251231527093596
-0.3251231527093596 x 100 = -32.51%