-29.57% is the change from 815 to 574
Calculation steps:
[( 574 - 815 ) ÷ 815] x 100 = -29.57%
Formula
Percentage change = [(574 - 815) / 815] x 100
Subtract the new number by the original number
574 - 815 = -241
-241 ÷ 815 = -0.29570552147239265
-0.29570552147239265 x 100 = -29.57%