-25.93% is the change from 806 to 597
Calculation steps:
[( 597 - 806 ) ÷ 806] x 100 = -25.93%
Formula
Percentage change = [(597 - 806) / 806] x 100
Subtract the new number by the original number
597 - 806 = -209
-209 ÷ 806 = -0.25930521091811415
-0.25930521091811415 x 100 = -25.93%