-22.02% is the change from 504 to 393
Calculation steps:
[( 393 - 504 ) ÷ 504] x 100 = -22.02%
Formula
Percentage change = [(393 - 504) / 504] x 100
Subtract the new number by the original number
393 - 504 = -111
-111 ÷ 504 = -0.22023809523809523
-0.22023809523809523 x 100 = -22.02%