-35.59% is the change from 812 to 523
Calculation steps:
[( 523 - 812 ) ÷ 812] x 100 = -35.59%
Formula
Percentage change = [(523 - 812) / 812] x 100
Subtract the new number by the original number
523 - 812 = -289
-289 ÷ 812 = -0.35591133004926107
-0.35591133004926107 x 100 = -35.59%