-18.35% is the change from 485 to 396
Calculation steps:
[( 396 - 485 ) ÷ 485] x 100 = -18.35%
Formula
Percentage change = [(396 - 485) / 485] x 100
Subtract the new number by the original number
396 - 485 = -89
-89 ÷ 485 = -0.18350515463917524
-0.18350515463917524 x 100 = -18.35%